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12522128206 = 274229211501
BaseRepresentation
bin10111010100110000…
…01000001101001110
31012022200121000121011
423222120020031032
5201121131100311
65430320355434
7622211222260
oct135230101516
935280530534
1012522128206
115346462295
122515775b7a
131247396923
1486b0d3b30
154d450a321
hex2ea60834e

12522128206 has 16 divisors (see below), whose sum is σ = 21471683040. Its totient is φ = 5365332000.

The previous prime is 12522128191. The next prime is 12522128233. The reversal of 12522128206 is 60282122521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46545 + ... + 164956.

It is an arithmetic number, because the mean of its divisors is an integer number (1341980190).

Almost surely, 212522128206 is an apocalyptic number.

12522128206 is a deficient number, since it is larger than the sum of its proper divisors (8949554834).

12522128206 is a wasteful number, since it uses less digits than its factorization.

12522128206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215739.

The product of its (nonzero) digits is 7680, while the sum is 31.

The spelling of 12522128206 in words is "twelve billion, five hundred twenty-two million, one hundred twenty-eight thousand, two hundred six".

Divisors: 1 2 7 14 4229 8458 29603 59206 211501 423002 1480507 2961014 894437729 1788875458 6261064103 12522128206