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12532360520 = 2352371191861
BaseRepresentation
bin10111010101111110…
…01010010101001000
31012100101211212200202
423222333022111020
5201131241014040
65431323551332
7622364210141
oct135277122510
935311755622
1012532360520
115351210a49
12251908b548
13124953a154
1486c5d8ac8
154d537c015
hex2eafca548

12532360520 has 64 divisors (see below), whose sum is σ = 29838378240. Its totient is φ = 4727430400.

The previous prime is 12532360507. The next prime is 12532360531. The reversal of 12532360520 is 2506323521.

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, 30611 + ... + 161250.

It is an arithmetic number, because the mean of its divisors is an integer number (466224660).

Almost surely, 212532360520 is an apocalyptic number.

12532360520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12532360520 is an abundant number, since it is smaller than the sum of its proper divisors (17306017720).

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

12532360520 is a wasteful number, since it uses less digits than its factorization.

12532360520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191966 (or 191962 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 12532360520 in words is "twelve billion, five hundred thirty-two million, three hundred sixty thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 71 92 115 142 184 230 284 355 460 568 710 920 1420 1633 2840 3266 6532 8165 13064 16330 32660 65320 191861 383722 767444 959305 1534888 1918610 3837220 4412803 7674440 8825606 13622131 17651212 22064015 27244262 35302424 44128030 54488524 68110655 88256060 108977048 136221310 176512120 272442620 313309013 544885240 626618026 1253236052 1566545065 2506472104 3133090130 6266180260 12532360520