Search a number
-
+
87004914 = 2319763201
BaseRepresentation
bin1010010111110…
…01011011110010
320001201022022020
411023321123302
5134233124124
612344452310
72104346433
oct513713362
9201638266
1087004914
1145126097
122517a096
13150438c9
14b7ab48a
157989379
hex52f96f2

87004914 has 16 divisors (see below), whose sum is σ = 183168480. Its totient is φ = 27475200.

The previous prime is 87004909. The next prime is 87004937. The reversal of 87004914 is 41940078.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381487 + ... + 381714.

It is an arithmetic number, because the mean of its divisors is an integer number (11448030).

Almost surely, 287004914 is an apocalyptic number.

87004914 is an abundant number, since it is smaller than the sum of its proper divisors (96163566).

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

87004914 is a wasteful number, since it uses less digits than its factorization.

87004914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763225.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 87004914 is about 9327.6424674191. The cubic root of 87004914 is about 443.1131046054.

The spelling of 87004914 in words is "eighty-seven million, four thousand, nine hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 763201 1526402 2289603 4579206 14500819 29001638 43502457 87004914