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52397973411804 = 22323319438535481
BaseRepresentation
bin10111110100111110110101…
…00101111001011111011100
320212112012022212012010201200
423322133122211321133130
523331442022143134204
6303235144025435500
714015425425206616
oct1372373245713734
9225465285163650
1052397973411804
1115771945a84599
125a630b333bb90
13233115279c267
14cd210b03ddb6
1560ced1670539
hex2fa7da9797dc

52397973411804 has 36 divisors (see below), whose sum is σ = 132490339821840. Its totient is φ = 17460728671680.

The previous prime is 52397973411739. The next prime is 52397973411821. The reversal of 52397973411804 is 40811437979325.

52397973411804 is a `hidden beast` number, since 5 + 2 + 3 + 9 + 79 + 73 + 411 + 80 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-4 number, since 4×523979734118044 (a number of 56 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219148257 + ... + 219387224.

Almost surely, 252397973411804 is an apocalyptic number.

It is an amenable number.

52397973411804 is an abundant number, since it is smaller than the sum of its proper divisors (80092366410036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52397973411804 is a wasteful number, since it uses less digits than its factorization.

52397973411804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438538810 (or 438538805 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 52397973411804 in words is "fifty-two trillion, three hundred ninety-seven billion, nine hundred seventy-three million, four hundred eleven thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 3319 6638 9957 13276 19914 29871 39828 59742 119484 438535481 877070962 1315606443 1754141924 2631212886 3946819329 5262425772 7893638658 15787277316 1455499261439 2910998522878 4366497784317 5821997045756 8732995568634 13099493352951 17465991137268 26198986705902 52397973411804