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12290106296 = 2313121397423
BaseRepresentation
bin10110111001000110…
…00010001110111000
31011201112000002101002
423130203002032320
5200132231400141
65351311344132
7613363115456
oct133443021670
934645002332
1012290106296
115237498846
12246bb22048
13120b2aa260
148483779d6
154bde77e9b
hex2dc8c23b8

12290106296 has 32 divisors (see below), whose sum is σ = 24837274560. Its totient is φ = 5667622272.

The previous prime is 12290106289. The next prime is 12290106307. The reversal of 12290106296 is 69260109221.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 77441 + ... + 174863.

It is an arithmetic number, because the mean of its divisors is an integer number (776164830).

Almost surely, 212290106296 is an apocalyptic number.

It is an amenable number.

12290106296 is an abundant number, since it is smaller than the sum of its proper divisors (12547168264).

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

12290106296 is a wasteful number, since it uses less digits than its factorization.

12290106296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98655 (or 98651 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 12290106296 in words is "twelve billion, two hundred ninety million, one hundred six thousand, two hundred ninety-six".

Divisors: 1 2 4 8 13 26 52 104 1213 2426 4852 9704 15769 31538 63076 97423 126152 194846 389692 779384 1266499 2532998 5065996 10131992 118174099 236348198 472696396 945392792 1536263287 3072526574 6145053148 12290106296