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13750972960 = 255538631879
BaseRepresentation
bin11001100111001111…
…10011001000100000
31022111022212210200211
430303213303020200
5211130222113320
610152255023504
7664522225114
oct146347631040
938438783624
1013750972960
11591707a56a
1227b920ab94
1313b1b4a2ba
149463b1744
1555734255a
hex3339f3220

13750972960 has 96 divisors (see below), whose sum is σ = 33155619840. Its totient is φ = 5387486208.

The previous prime is 13750972931. The next prime is 13750972969. The reversal of 13750972960 is 6927905731.

It is not an unprimeable number, because it can be changed into a prime (13750972969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7317301 + ... + 7319179.

It is an arithmetic number, because the mean of its divisors is an integer number (345371040).

Almost surely, 213750972960 is an apocalyptic number.

13750972960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13750972960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16577809920).

13750972960 is an abundant number, since it is smaller than the sum of its proper divisors (19404646880).

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

13750972960 is a wasteful number, since it uses less digits than its factorization.

13750972960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810 (or 2802 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 13750972960 in words is "thirteen billion, seven hundred fifty million, nine hundred seventy-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 53 80 106 160 212 265 424 530 848 863 1060 1696 1726 1879 2120 3452 3758 4240 4315 6904 7516 8480 8630 9395 13808 15032 17260 18790 27616 30064 34520 37580 45739 60128 69040 75160 91478 99587 138080 150320 182956 199174 228695 300640 365912 398348 457390 497935 731824 796696 914780 995870 1463648 1593392 1621577 1829560 1991740 3186784 3243154 3659120 3983480 6486308 7318240 7966960 8107885 12972616 15933920 16215770 25945232 32431540 51890464 64863080 85943581 129726160 171887162 259452320 343774324 429717905 687548648 859435810 1375097296 1718871620 2750194592 3437743240 6875486480 13750972960