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10757029003681 = 372886432
BaseRepresentation
bin1001110010001001000011…
…1001001000000110100001
31102002100202211212012112211
42130202100321020012201
52402220343411104211
634513413315522121
72160112130611552
oct234422071100641
942070684765484
1010757029003681
11347803748a214
12125894b2b9341
136004ca68474c
142929004b0329
15139c359d7e21
hex9c890e481a1

10757029003681 has 9 divisors (see below), whose sum is σ = 11055741820851. Its totient is φ = 10466180417592.

The previous prime is 10757029003657. The next prime is 10757029003751. The reversal of 10757029003681 is 18630092075701.

It is a happy number.

The square root of 10757029003681 is 3279791.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 9625537275025 + 1131491728656 = 3102505^2 + 1063716^2 .

It is not a de Polignac number, because 10757029003681 - 223 = 10757020615073 is a prime.

It is a super-2 number, since 2×107570290036812 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10757029003601) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 121307946 + ... + 121396588.

Almost surely, 210757029003681 is an apocalyptic number.

10757029003681 is the 3279791-st square number.

10757029003681 is the 1639896-th centered octagonal number.

It is an amenable number.

10757029003681 is a deficient number, since it is larger than the sum of its proper divisors (298712817170).

10757029003681 is an frugal number, since it uses more digits than its factorization.

10757029003681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177360 (or 88680 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 49.

Multiplying 10757029003681 by its sum of digits (49), we get a square (527094421180369 = 229585372).

The spelling of 10757029003681 in words is "ten trillion, seven hundred fifty-seven billion, twenty-nine million, three thousand, six hundred eighty-one".

Divisors: 1 37 1369 88643 3279791 121352267 7857581449 290730513613 10757029003681