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2152607152775 = 521092497731627
BaseRepresentation
bin11111010100110001011…
…000100111101010000111
321121210020220010110002112
4133110301120213222013
5240232014412342100
64324521041531235
7311343416620562
oct37246130475207
97553226113075
102152607152775
1175aa0868a452
122a9233943b1b
13127cb3cbc381
14762885c54d9
153aeda901b35
hex1f531627a87

2152607152775 has 24 divisors (see below), whose sum is σ = 2693914267440. Its totient is φ = 1706164508160.

The previous prime is 2152607152769. The next prime is 2152607152793. The reversal of 2152607152775 is 5772517062512.

It is not a de Polignac number, because 2152607152775 - 214 = 2152607136391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68046512 + ... + 68078138.

It is an arithmetic number, because the mean of its divisors is an integer number (112246427810).

Almost surely, 22152607152775 is an apocalyptic number.

2152607152775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2152607152775 is a deficient number, since it is larger than the sum of its proper divisors (541307114665).

2152607152775 is a wasteful number, since it uses less digits than its factorization.

2152607152775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56723 (or 56718 counting only the distinct ones).

The product of its (nonzero) digits is 2058000, while the sum is 50.

The spelling of 2152607152775 in words is "two trillion, one hundred fifty-two billion, six hundred seven million, one hundred fifty-two thousand, seven hundred seventy-five".

Divisors: 1 5 25 109 545 2725 24977 31627 124885 158135 624425 790675 2722493 3447343 13612465 17236715 68062325 86183575 789947579 3949737895 19748689475 86104286111 430521430555 2152607152775