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12470506456 = 232971210663
BaseRepresentation
bin10111001110100110…
…01101001111011000
31012012002110100212111
423213103031033120
5201014422201311
65421234122104
7621013361452
oct134723151730
935162410774
1012470506456
11531a304091
122500420334
131239791305
148642d72d2
154cec0ed21
hex2e74cd3d8

12470506456 has 48 divisors (see below), whose sum is σ = 24536264400. Its totient is φ = 5934895680.

The previous prime is 12470506441. The next prime is 12470506463. The reversal of 12470506456 is 65460507421.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 1164181 + ... + 1174843.

It is an arithmetic number, because the mean of its divisors is an integer number (511172175).

Almost surely, 212470506456 is an apocalyptic number.

It is an amenable number.

12470506456 is a deficient number, since it is larger than the sum of its proper divisors (12065757944).

12470506456 is a wasteful number, since it uses less digits than its factorization.

12470506456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10840 (or 10765 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 12470506456 in words is "twelve billion, four hundred seventy million, five hundred six thousand, four hundred fifty-six".

Divisors: 1 2 4 8 29 58 71 116 142 232 284 568 2059 4118 5041 8236 10082 10663 16472 20164 21326 40328 42652 85304 146189 292378 309227 584756 618454 757073 1169512 1236908 1514146 2473816 3028292 6056584 21955117 43910234 53752183 87820468 107504366 175640936 215008732 430017464 1558813307 3117626614 6235253228 12470506456