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53969696935 = 571117191014297
BaseRepresentation
bin110010010000110110…
…000011100010100111
312011022020111200002021
4302100312003202213
51341012220300220
640443205524011
73620263566130
oct622066034247
9164266450067
1053969696935
112098553a120
12a562413607
13512131151b
14287da36c87
15160d1314aa
hexc90d838a7

53969696935 has 128 divisors (see below), whose sum is σ = 90905794560. Its totient is φ = 29693952000.

The previous prime is 53969696929. The next prime is 53969696953.

53969696935 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53969696935 - 221 = 53967599783 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 12557707 + ... + 12562003.

It is an arithmetic number, because the mean of its divisors is an integer number (710201520).

Almost surely, 253969696935 is an apocalyptic number.

53969696935 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53969696935 is a deficient number, since it is larger than the sum of its proper divisors (36936097625).

53969696935 is a wasteful number, since it uses less digits than its factorization.

53969696935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457.

The product of its digits is 318864600, while the sum is 70.

The spelling of 53969696935 in words is "fifty-three billion, nine hundred sixty-nine million, six hundred ninety-six thousand, nine hundred thirty-five".

Divisors: 1 5 7 11 17 19 35 55 77 85 95 101 119 133 187 209 323 385 505 595 665 707 935 1045 1111 1309 1463 1615 1717 1919 2261 3535 3553 4297 5555 6545 7315 7777 8585 9595 11305 12019 13433 17765 18887 21109 21485 24871 30079 32623 38885 47267 60095 67165 73049 81643 94435 105545 124355 132209 147763 150395 163115 228361 236335 330869 358853 365245 408215 433997 511343 571501 661045 738815 803539 898073 1141805 1387931 1654345 1794265 2169985 2511971 2556715 2857505 3037979 4017695 4490365 4773967 5624773 6286511 6939655 7377949 8245943 9715517 12559855 15189895 15267241 23869835 28123865 31432555 33417769 36889745 41229715 48577585 51645643 57721601 76336205 81157439 90705373 106870687 140181031 167088845 258228215 288608005 405787195 453526865 534353435 568102073 634937611 700905155 981267217 1541991341 2840510365 3174688055 4906336085 7709956705 10793939387 53969696935