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23311032101340 = 22351913409949547
BaseRepresentation
bin1010100110011100001011…
…10010011010100111011100
310001112111211220111121211220
411103032011302122213130
511023411443204220330
6121324535035013340
74624111051354164
oct523160562324734
9101474756447756
1023311032101340
1174781759a4035
122745a0159a250
1310012b43c9449
145a838d5215a4
152a6590569710
hex153385c9a9dc

23311032101340 has 96 divisors (see below), whose sum is σ = 65322259833600. Its totient is φ = 6211384628736.

The previous prime is 23311032101323. The next prime is 23311032101407. The reversal of 23311032101340 is 4310123011332.

23311032101340 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 23311032101340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470458447 + ... + 470507993.

It is an arithmetic number, because the mean of its divisors is an integer number (680440206600).

Almost surely, 223311032101340 is an apocalyptic number.

23311032101340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23311032101340 is an abundant number, since it is smaller than the sum of its proper divisors (42011227732260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23311032101340 is a wasteful number, since it uses less digits than its factorization.

23311032101340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55571 (or 55569 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 23311032101340 its reverse (4310123011332), we get a palindrome (27621155112672).

The spelling of 23311032101340 in words is "twenty-three trillion, three hundred eleven billion, thirty-two million, one hundred one thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1913 3826 4099 5739 7652 8198 9565 11478 12297 16396 19130 20495 22956 24594 28695 38260 40990 49188 49547 57390 61485 81980 99094 114780 122970 148641 198188 245940 247735 297282 495470 594564 743205 990940 1486410 2972820 7841387 15682774 23524161 31365548 39206935 47048322 78413870 94096644 94783411 117620805 156827740 189566822 203093153 235241610 284350233 379133644 406186306 470483220 473917055 568700466 609279459 812372612 947834110 1015465765 1137400932 1218558918 1421751165 1895668220 2030931530 2437117836 2843502330 3046397295 4061863060 5687004660 6092794590 12185589180 388517201689 777034403378 1165551605067 1554068806756 1942586008445 2331103210134 3885172016890 4662206420268 5827758025335 7770344033780 11655516050670 23311032101340