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23303233120 = 255891636463
BaseRepresentation
bin10101101100111110…
…110001111001100000
32020011001010220020011
4111230332301321200
5340211111424440
614412205054304
71453322133106
oct255476617140
966131126204
1023303233120
119979081a52
124624257394
132274b4c74b
1411b0ca3c76
15915c5b9ea
hex56cfb1e60

23303233120 has 48 divisors (see below), whose sum is σ = 55672505280. Its totient is φ = 9216553984.

The previous prime is 23303233117. The next prime is 23303233139. The reversal of 23303233120 is 2133230332.

It is a junction number, because it is equal to n+sod(n) for n = 23303233091 and 23303233100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803992 + ... + 832471.

It is an arithmetic number, because the mean of its divisors is an integer number (1159843860).

Almost surely, 223303233120 is an apocalyptic number.

23303233120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23303233120 is an abundant number, since it is smaller than the sum of its proper divisors (32369272160).

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

23303233120 is a wasteful number, since it uses less digits than its factorization.

23303233120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636567 (or 1636559 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 23303233120 its reverse (2133230332), we get a palindrome (25436463452).

The spelling of 23303233120 in words is "twenty-three billion, three hundred three million, two hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 89 160 178 356 445 712 890 1424 1780 2848 3560 7120 14240 1636463 3272926 6545852 8182315 13091704 16364630 26183408 32729260 52366816 65458520 130917040 145645207 261834080 291290414 582580828 728226035 1165161656 1456452070 2330323312 2912904140 4660646624 5825808280 11651616560 23303233120