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87930802 = 2711016131
BaseRepresentation
bin1010011110110…
…11011110110010
320010110100101101
411033123132302
5140002241202
612420355014
72115254011
oct517333662
9203410341
1087930802
11456a8793
1225545a6a
13152a917b
14b96ca78
157abd887
hex53db7b2

87930802 has 16 divisors (see below), whose sum is σ = 135100224. Its totient is φ = 42910000.

The previous prime is 87930793. The next prime is 87930809. The reversal of 87930802 is 20803978.

It is not an unprimeable number, because it can be changed into a prime (87930809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11277 + ... + 17407.

It is an arithmetic number, because the mean of its divisors is an integer number (8443764).

Almost surely, 287930802 is an apocalyptic number.

87930802 is a deficient number, since it is larger than the sum of its proper divisors (47169422).

87930802 is a wasteful number, since it uses less digits than its factorization.

87930802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6305.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 87930802 is about 9377.1425285105. The cubic root of 87930802 is about 444.6794004397.

The spelling of 87930802 in words is "eighty-seven million, nine hundred thirty thousand, eight hundred two".

Divisors: 1 2 71 101 142 202 6131 7171 12262 14342 435301 619231 870602 1238462 43965401 87930802