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23303134144 = 261430325457
BaseRepresentation
bin10101101100111110…
…011001101111000000
32020011000221212110101
4111230332121233000
5340211100243034
614412203012144
71453321241413
oct255476315700
966130855411
1023303134144
119979014654
12462420a054
132274b16694
1411b0c79b7a
15915c3c514
hex56cf99bc0

23303134144 has 28 divisors (see below), whose sum is σ = 46247206464. Its totient is φ = 11650294784.

The previous prime is 23303134139. The next prime is 23303134171. The reversal of 23303134144 is 44143130332.

It is a super-2 number, since 2×233031341442 (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 902664 + ... + 928120.

Almost surely, 223303134144 is an apocalyptic number.

It is an amenable number.

23303134144 is a deficient number, since it is larger than the sum of its proper divisors (22944072320).

23303134144 is a wasteful number, since it uses less digits than its factorization.

23303134144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39772 (or 39762 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 23303134144 its reverse (44143130332), we get a palindrome (67446264476).

The spelling of 23303134144 in words is "twenty-three billion, three hundred three million, one hundred thirty-four thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 32 64 14303 25457 28606 50914 57212 101828 114424 203656 228848 407312 457696 814624 915392 1629248 364111471 728222942 1456445884 2912891768 5825783536 11651567072 23303134144