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12229495706148 = 2237145589234597
BaseRepresentation
bin1011000111110110011010…
…1111110101001000100100
31121022010110120201220112220
42301331212233311020210
53100332001400044043
642002052555312340
72401360206225630
oct261754657651044
947263416656486
1012229495706148
11399555555a656
1214561a944b6b0
136a930c777506
14303ca7155dc0
151631b5aa8483
hexb1f66bf5224

12229495706148 has 24 divisors (see below), whose sum is σ = 32611988549952. Its totient is φ = 3494141630304.

The previous prime is 12229495706143. The next prime is 12229495706173. The reversal of 12229495706148 is 84160759492221.

It is a junction number, because it is equal to n+sod(n) for n = 12229495706091 and 12229495706100.

It is not an unprimeable number, because it can be changed into a prime (12229495706143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72794617215 + ... + 72794617382.

It is an arithmetic number, because the mean of its divisors is an integer number (1358832856248).

Almost surely, 212229495706148 is an apocalyptic number.

It is an amenable number.

12229495706148 is an abundant number, since it is smaller than the sum of its proper divisors (20382492843804).

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

12229495706148 is a wasteful number, since it uses less digits than its factorization.

12229495706148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145589234611 (or 145589234609 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 12229495706148 in words is "twelve trillion, two hundred twenty-nine billion, four hundred ninety-five million, seven hundred six thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 145589234597 291178469194 436767703791 582356938388 873535407582 1019124642179 1747070815164 2038249284358 3057373926537 4076498568716 6114747853074 12229495706148