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23003343525 = 352306711247
BaseRepresentation
bin10101011011000110…
…110010101010100101
32012101010211221001010
4111123012302222211
5334102323443100
614322333252433
71443021123321
oct253306625245
965333757033
1023003343525
119834873508
12455b934119
13222798cc96
14118311c981
158e9770750
hex55b1b2aa5

23003343525 has 12 divisors (see below), whose sum is σ = 38032194752. Its totient is φ = 12268449840.

The previous prime is 23003343499. The next prime is 23003343551. The reversal of 23003343525 is 52534330032.

It is an interprime number because it is at equal distance from previous prime (23003343499) and next prime (23003343551).

It is not a de Polignac number, because 23003343525 - 28 = 23003343269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23003343492 and 23003343501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153355549 + ... + 153355698.

Almost surely, 223003343525 is an apocalyptic number.

23003343525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23003343525 is a deficient number, since it is larger than the sum of its proper divisors (15028851227).

23003343525 is a wasteful number, since it uses less digits than its factorization.

23003343525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306711260 (or 306711255 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 30.

Adding to 23003343525 its reverse (52534330032), we get a palindrome (75537673557).

The spelling of 23003343525 in words is "twenty-three billion, three million, three hundred forty-three thousand, five hundred twenty-five".

Divisors: 1 3 5 15 25 75 306711247 920133741 1533556235 4600668705 7667781175 23003343525