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87097095 = 3256912801
BaseRepresentation
bin1010011000011…
…11111100000111
320001212222202100
411030033330013
5134244101340
612350443143
72105212251
oct514177407
9201788670
1087097095
1145189378
12252034b3
1315076857
14b7d2cd1
1579a6830
hex530ff07

87097095 has 24 divisors (see below), whose sum is σ = 151240752. Its totient is φ = 46368000.

The previous prime is 87097093. The next prime is 87097117. The reversal of 87097095 is 59079078.

It is not a de Polignac number, because 87097095 - 21 = 87097093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 87097095.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87097093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29695 + ... + 32495.

It is an arithmetic number, because the mean of its divisors is an integer number (6301698).

Almost surely, 287097095 is an apocalyptic number.

87097095 is a deficient number, since it is larger than the sum of its proper divisors (64143657).

87097095 is a wasteful number, since it uses less digits than its factorization.

87097095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503 (or 3500 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 87097095 is about 9332.5824400323. The cubic root of 87097095 is about 443.2695409496.

The spelling of 87097095 in words is "eighty-seven million, ninety-seven thousand, ninety-five".

Divisors: 1 3 5 9 15 45 691 2073 2801 3455 6219 8403 10365 14005 25209 31095 42015 126045 1935491 5806473 9677455 17419419 29032365 87097095