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53006979388 = 22119157131561
BaseRepresentation
bin110001010111011101…
…100101000100111100
312001211010222112212211
4301113131211010330
51332024241320023
640203455310204
73554363614336
oct612735450474
9161733875784
1053006979388
1120531070190
12a333b1b364
134cc9a28c7c
1427cbc32456
1515a3866a0d
hexc5776513c

53006979388 has 24 divisors (see below), whose sum is σ = 101206962864. Its totient is φ = 24091267200.

The previous prime is 53006979379. The next prime is 53006979397. The reversal of 53006979388 is 88397960035.

It is an interprime number because it is at equal distance from previous prime (53006979379) and next prime (53006979397).

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, 337128 + ... + 468688.

It is an arithmetic number, because the mean of its divisors is an integer number (4216956786).

Almost surely, 253006979388 is an apocalyptic number.

It is an amenable number.

53006979388 is a deficient number, since it is larger than the sum of its proper divisors (48199983476).

53006979388 is a wasteful number, since it uses less digits than its factorization.

53006979388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140733 (or 140731 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 53006979388 in words is "fifty-three billion, six million, nine hundred seventy-nine thousand, three hundred eighty-eight".

Divisors: 1 2 4 11 22 44 9157 18314 36628 100727 131561 201454 263122 402908 526244 1447171 2894342 5788684 1204704077 2409408154 4818816308 13251744847 26503489694 53006979388