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233130123320 = 2359676027149
BaseRepresentation
bin1101100100011110100…
…0110110000000111000
3211021202020110022211212
43121013220312000320
512304422302421240
6255033135342252
722562116231553
oct3310750660070
9737666408755
10233130123320
118a962971206
1239222981988
1318ca4028443
14b3d812569a
1560e6c97165
hex3647a36038

233130123320 has 32 divisors (see below), whose sum is σ = 525085308000. Its totient is φ = 93155599488.

The previous prime is 233130123319. The next prime is 233130123341. The reversal of 233130123320 is 23321031332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2974895 + ... + 3052254.

It is an arithmetic number, because the mean of its divisors is an integer number (16408915875).

Almost surely, 2233130123320 is an apocalyptic number.

233130123320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233130123320 is an abundant number, since it is smaller than the sum of its proper divisors (291955184680).

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

233130123320 is a wasteful number, since it uses less digits than its factorization.

233130123320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6028127 (or 6028123 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 233130123320 its reverse (23321031332), we get a palindrome (256451154652).

The spelling of 233130123320 in words is "two hundred thirty-three billion, one hundred thirty million, one hundred twenty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 967 1934 3868 4835 7736 9670 19340 38680 6027149 12054298 24108596 30135745 48217192 60271490 120542980 241085960 5828253083 11656506166 23313012332 29141265415 46626024664 58282530830 116565061660 233130123320