Search a number
-
+
87692076 = 22326074013
BaseRepresentation
bin1010011101000…
…01001100101100
320010000012220200
411032201030230
5134422121301
612411313500
72113241013
oct516411454
9203005820
1087692076
114555539a
122544b890
1315224604
14b909a7a
157a72c86
hex53a132c

87692076 has 36 divisors (see below), whose sum is σ = 222086592. Its totient is φ = 29175264.

The previous prime is 87692057. The next prime is 87692131. The reversal of 87692076 is 67029678.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19846 + ... + 23858.

It is an arithmetic number, because the mean of its divisors is an integer number (6169072).

Almost surely, 287692076 is an apocalyptic number.

It is an amenable number.

87692076 is an abundant number, since it is smaller than the sum of its proper divisors (134394516).

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

87692076 is a wasteful number, since it uses less digits than its factorization.

87692076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4630 (or 4625 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 87692076 is about 9364.4047328167. The cubic root of 87692076 is about 444.2766111763.

The spelling of 87692076 in words is "eighty-seven million, six hundred ninety-two thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 607 1214 1821 2428 3642 4013 5463 7284 8026 10926 12039 16052 21852 24078 36117 48156 72234 144468 2435891 4871782 7307673 9743564 14615346 21923019 29230692 43846038 87692076