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13213472760 = 2333512234697
BaseRepresentation
bin11000100111001010…
…11001011111111000
31021002212110222001000
430103211121133320
5204030122112020
610023054325000
7645304444125
oct142345313770
937085428030
1013213472760
11567072a724
1226891b9760
131327695447
148d4c5774c
1552506d090
hex3139597f8

13213472760 has 64 divisors (see below), whose sum is σ = 44044912800. Its totient is φ = 3523592448.

The previous prime is 13213472747. The next prime is 13213472801. The reversal of 13213472760 is 6727431231.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6116269 + ... + 6118428.

Almost surely, 213213472760 is an apocalyptic number.

13213472760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13213472760 is an abundant number, since it is smaller than the sum of its proper divisors (30831440040).

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

13213472760 is a wasteful number, since it uses less digits than its factorization.

13213472760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12234717 (or 12234707 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 13213472760 in words is "thirteen billion, two hundred thirteen million, four hundred seventy-two thousand, seven hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 12234697 24469394 36704091 48938788 61173485 73408182 97877576 110112273 122346970 146816364 183520455 220224546 244693940 293632728 330336819 367040910 440449092 489387880 550561365 660673638 734081820 880898184 1101122730 1321347276 1468163640 1651684095 2202245460 2642694552 3303368190 4404490920 6606736380 13213472760