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52653048357 = 3713377965983
BaseRepresentation
bin110001000010010111…
…011100001000100101
312000220110222222210010
4301002113130020211
51330313140021412
640104413320433
73542535345420
oct610227341045
9160813888703
1052653048357
112036a3005a8
12a255496119
134c715c7720
142796c209b7
15158275333c
hexc425dc225

52653048357 has 64 divisors (see below), whose sum is σ = 89864929280. Its totient is φ = 26679953664.

The previous prime is 52653048337. The next prime is 52653048367. The reversal of 52653048357 is 75384035625.

It is a happy number.

It is not a de Polignac number, because 52653048357 - 26 = 52653048293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52653048337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 764988 + ... + 830970.

It is an arithmetic number, because the mean of its divisors is an integer number (1404139520).

Almost surely, 252653048357 is an apocalyptic number.

It is an amenable number.

52653048357 is a deficient number, since it is larger than the sum of its proper divisors (37211880923).

52653048357 is a wasteful number, since it uses less digits than its factorization.

52653048357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66122.

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 52653048357 in words is "fifty-two billion, six hundred fifty-three million, forty-eight thousand, three hundred fifty-seven".

Divisors: 1 3 7 13 21 37 39 79 91 111 237 259 273 481 553 777 1027 1443 1659 2923 3081 3367 7189 8769 10101 20461 21567 37999 61383 65983 113997 197949 265993 461881 797979 857779 1385643 2441371 2573337 5212657 6004453 7324113 15637971 17089597 18013359 31737823 36488599 51268791 67764541 95213469 109465797 192868309 203293623 222164761 474351787 578604927 666494283 1350078163 1423055361 2507288017 4050234489 7521864051 17551016119 52653048357