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52484906363720 = 23517173446148473
BaseRepresentation
bin10111110111100000110000…
…01100110010101101001000
320212211111201100212122211112
423323300120030302231020
523334403042012114340
6303343122204345452
714024623623130205
oct1373603014625510
9225744640778745
1052484906363720
11157a57a63aaaa6
125a77b14b45288
1323393c8062c8c
14cd63d6880cac
156103bd612065
hex2fbc18332b48

52484906363720 has 64 divisors (see below), whose sum is σ = 125760331851120. Its totient is φ = 19644809519104.

The previous prime is 52484906363689. The next prime is 52484906363783. The reversal of 52484906363720 is 2736360948425.

It can be written as a sum of positive squares in 8 ways, for example, as 38047505446756 + 14437400916964 = 6168266^2 + 3799658^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52484906363720.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222956597 + ... + 223191876.

Almost surely, 252484906363720 is an apocalyptic number.

It is an amenable number.

52484906363720 is an abundant number, since it is smaller than the sum of its proper divisors (73275425487400).

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

52484906363720 is a wasteful number, since it uses less digits than its factorization.

52484906363720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446148674 (or 446148670 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 59.

The spelling of 52484906363720 in words is "fifty-two trillion, four hundred eighty-four billion, nine hundred six million, three hundred sixty-three thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 173 340 346 680 692 865 1384 1730 2941 3460 5882 6920 11764 14705 23528 29410 58820 117640 446148473 892296946 1784593892 2230742365 3569187784 4461484730 7584524041 8922969460 15169048082 17845938920 30338096164 37922620205 60676192328 75845240410 77183685829 151690480820 154367371658 303380961640 308734743316 385918429145 617469486632 771836858290 1312122659093 1543673716580 2624245318186 3087347433160 5248490636372 6560613295465 10496981272744 13121226590930 26242453181860 52484906363720