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56948138115 = 35112324315173
BaseRepresentation
bin110101000010010111…
…111010000010000011
312102222210222011021120
4311002113322002003
51413112210404430
642054524123323
74054141121121
oct650227720203
9172883864246
1056948138115
1122173815060
12b053996543
1354a73b7c5b
142a8342a911
151734867610
hexd425fa083

56948138115 has 96 divisors (see below), whose sum is σ = 106333565184. Its totient is φ = 25794827520.

The previous prime is 56948138033. The next prime is 56948138131. The reversal of 56948138115 is 51183184965.

It is not a de Polignac number, because 56948138115 - 213 = 56948129923 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3745669 + ... + 3760841.

It is an arithmetic number, because the mean of its divisors is an integer number (1107641304).

Almost surely, 256948138115 is an apocalyptic number.

56948138115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56948138115 is a deficient number, since it is larger than the sum of its proper divisors (49385427069).

56948138115 is a wasteful number, since it uses less digits than its factorization.

56948138115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15281 (or 15258 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 51.

The spelling of 56948138115 in words is "fifty-six billion, nine hundred forty-eight million, one hundred thirty-eight thousand, one hundred fifteen".

Divisors: 1 3 5 11 15 23 33 43 55 69 115 129 165 215 253 345 473 529 645 759 989 1265 1419 1587 2365 2645 2967 3795 4945 5819 7095 7935 10879 14835 15173 17457 22747 29095 32637 45519 54395 68241 75865 87285 113735 163185 166903 227595 250217 341205 348979 500709 652439 750651 834515 1046937 1251085 1744895 1957317 2503545 3262195 3753255 3838769 5234685 7176829 8026517 9786585 11516307 15006097 19193845 21530487 24079551 35884145 40132585 45018291 57581535 75030485 88291687 107652435 120397755 165067067 225091455 264875061 345140231 441458435 495201201 825335335 1035420693 1324375305 1725701155 2476006005 3796542541 5177103465 11389627623 18982712705 56948138115