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87796041 = 3171819511
BaseRepresentation
bin1010011101110…
…10100101001001
320010012111112020
411032322211021
5134433433131
612413435053
72114153064
oct516724511
9203174466
1087796041
1145616513
122549ba89
131525ca28
14b9358db
157a93996
hex53ba949

87796041 has 16 divisors (see below), whose sum is σ = 124645248. Its totient is φ = 54777600.

The previous prime is 87796013. The next prime is 87796057. The reversal of 87796041 is 14069778.

It is not a de Polignac number, because 87796041 - 26 = 87795977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87795984 and 87796002.

It is not an unprimeable number, because it can be changed into a prime (87796001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4476 + ... + 13986.

It is an arithmetic number, because the mean of its divisors is an integer number (7790328).

Almost surely, 287796041 is an apocalyptic number.

It is an amenable number.

87796041 is a deficient number, since it is larger than the sum of its proper divisors (36849207).

87796041 is a wasteful number, since it uses less digits than its factorization.

87796041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9712.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 87796041 is about 9369.9541621077. The cubic root of 87796041 is about 444.4521153514.

The spelling of 87796041 in words is "eighty-seven million, seven hundred ninety-six thousand, forty-one".

Divisors: 1 3 17 51 181 543 3077 9231 9511 28533 161687 485061 1721491 5164473 29265347 87796041