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7520136052 = 22111316380657
BaseRepresentation
bin1110000000011110…
…00010101101110100
3201102002110111022111
413000033002231310
5110400123323202
63242114340404
7354233046622
oct70017025564
921362414274
107520136052
113209a14580
12155a58a704
1392acbb360
14514a74512
152e030d6d7
hex1c03c2b74

7520136052 has 48 divisors (see below), whose sum is σ = 15556024512. Its totient is φ = 3135905280.

The previous prime is 7520136011. The next prime is 7520136061. The reversal of 7520136052 is 2506310257.

It is a congruent number.

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, 52908 + ... + 133564.

It is an arithmetic number, because the mean of its divisors is an integer number (324083844).

Almost surely, 27520136052 is an apocalyptic number.

It is an amenable number.

7520136052 is an abundant number, since it is smaller than the sum of its proper divisors (8035888460).

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

7520136052 is a wasteful number, since it uses less digits than its factorization.

7520136052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80848 (or 80846 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 7520136052 is about 86718.7180025166. The cubic root of 7520136052 is about 1959.1840324884.

The spelling of 7520136052 in words is "seven billion, five hundred twenty million, one hundred thirty-six thousand, fifty-two".

Divisors: 1 2 4 11 13 22 26 44 52 143 163 286 326 572 652 1793 2119 3586 4238 7172 8476 23309 46618 80657 93236 161314 322628 887227 1048541 1774454 2097082 3548908 4194164 11533951 13147091 23067902 26294182 46135804 52588364 144618001 170912183 289236002 341824366 578472004 683648732 1880034013 3760068026 7520136052