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152564131256641 = 1321563544251839
BaseRepresentation
bin100010101100000110011010…
…110110010101100101000001
3202000011222200121210202002121
4202230012122312111211001
5124444102320100203031
61300250554435444241
744064252252625606
oct4254063266254501
9660158617722077
10152564131256641
11446800a2834895
121513bb4aa56681
136718974865390
1429962015026ad
1512988232e4011
hex8ac19ad95941

152564131256641 has 8 divisors (see below), whose sum is σ = 164307453488640. Its totient is φ = 140821897571472.

The previous prime is 152564131256587. The next prime is 152564131256651. The reversal of 152564131256641 is 146652131465251.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 152564131256641 - 219 = 152564130732353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152564131256651) 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, 271845601 + ... + 272406238.

It is an arithmetic number, because the mean of its divisors is an integer number (20538431686080).

Almost surely, 2152564131256641 is an apocalyptic number.

It is an amenable number.

152564131256641 is a deficient number, since it is larger than the sum of its proper divisors (11743322231999).

152564131256641 is a wasteful number, since it uses less digits than its factorization.

152564131256641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544273415.

The product of its digits is 5184000, while the sum is 52.

The spelling of 152564131256641 in words is "one hundred fifty-two trillion, five hundred sixty-four billion, one hundred thirty-one million, two hundred fifty-six thousand, six hundred forty-one".

Divisors: 1 13 21563 280319 544251839 7075273907 11735702404357 152564131256641