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30156225664556 = 2228372657404447
BaseRepresentation
bin1101101101101010010110…
…00111100101011000101100
310221202220111012211210121102
412312311023013211120230
512423034422232231211
6144045325005222232
76231500245544045
oct666651307453054
9127686435753542
1030156225664556
119677202242122
12347058ab61978
1313a9948759294
147637d78cd8cc
15374675219a3b
hex1b6d4b1e562c

30156225664556 has 12 divisors (see below), whose sum is σ = 52791996763968. Its totient is φ = 15072798017712.

The previous prime is 30156225664501. The next prime is 30156225664571. The reversal of 30156225664556 is 65546652265103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328690876 + ... + 1328713571.

It is an arithmetic number, because the mean of its divisors is an integer number (4399333063664).

Almost surely, 230156225664556 is an apocalyptic number.

It is an amenable number.

30156225664556 is a deficient number, since it is larger than the sum of its proper divisors (22635771099412).

30156225664556 is a wasteful number, since it uses less digits than its factorization.

30156225664556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657407288 (or 2657407286 counting only the distinct ones).

The product of its (nonzero) digits is 38880000, while the sum is 56.

The spelling of 30156225664556 in words is "thirty trillion, one hundred fifty-six billion, two hundred twenty-five million, six hundred sixty-four thousand, five hundred fifty-six".

Divisors: 1 2 4 2837 5674 11348 2657404447 5314808894 10629617788 7539056416139 15078112832278 30156225664556