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52697963738 = 27107197283631
BaseRepresentation
bin110001000101000010…
…110001110011011010
312001000121111221002202
4301011002301303122
51330411134314423
640113100130202
73543622205150
oct610502616332
9161017457082
1052697963738
1120392699152
12a268536962
134c7a9c2684
14279cb933d0
151586676728
hexc450b1cda

52697963738 has 64 divisors (see below), whose sum is σ = 92116113408. Its totient is φ = 22146384960.

The previous prime is 52697963729. The next prime is 52697963789. The reversal of 52697963738 is 83736979625.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83514683 + ... + 83515313.

It is an arithmetic number, because the mean of its divisors is an integer number (1439314272).

Almost surely, 252697963738 is an apocalyptic number.

52697963738 is a deficient number, since it is larger than the sum of its proper divisors (39418149670).

52697963738 is a wasteful number, since it uses less digits than its factorization.

52697963738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227.

The product of its digits is 102876480, while the sum is 65.

The spelling of 52697963738 in words is "fifty-two billion, six hundred ninety-seven million, nine hundred sixty-three thousand, seven hundred thirty-eight".

Divisors: 1 2 7 14 107 197 214 283 394 566 631 749 1262 1379 1498 1981 2758 3962 4417 8834 21079 30281 42158 55751 60562 67517 111502 124307 135034 147553 178573 211967 248614 295106 357146 390257 423934 472619 780514 870149 945238 1250011 1740298 2500022 5965357 11930714 13300849 19107311 26601698 35178881 38214622 41757499 70357762 83514998 93105943 133751177 186211886 246252167 267502354 492504334 3764140267 7528280534 26348981869 52697963738