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23302302132 = 2231984197871
BaseRepresentation
bin10101101100111011…
…001110100110110100
32020010222101121011010
4111230323032212310
5340210342132012
614412133112220
71453311204624
oct255473164664
966128347133
1023302302132
1199785a653a
124623a88670
1322748b4a75
1411b0b00884
15915b25c3c
hex56cece9b4

23302302132 has 24 divisors (see below), whose sum is σ = 54375334272. Its totient is φ = 7766963200.

The previous prime is 23302302109. The next prime is 23302302137. The reversal of 23302302132 is 23120320332.

It is a junction number, because it is equal to n+sod(n) for n = 23302302099 and 23302302108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23302302137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189157 + ... + 287027.

It is an arithmetic number, because the mean of its divisors is an integer number (2265638928).

Almost surely, 223302302132 is an apocalyptic number.

It is an amenable number.

23302302132 is an abundant number, since it is smaller than the sum of its proper divisors (31073032140).

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

23302302132 is a wasteful number, since it uses less digits than its factorization.

23302302132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117719 (or 117717 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23302302132 its reverse (23120320332), we get a palindrome (46422622464).

The spelling of 23302302132 in words is "twenty-three billion, three hundred two million, three hundred two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 19841 39682 59523 79364 97871 119046 195742 238092 293613 391484 587226 1174452 1941858511 3883717022 5825575533 7767434044 11651151066 23302302132