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86801004 = 22334318691
BaseRepresentation
bin1010010110001…
…11101001101100
320001022221121000
411023013221230
5134210113004
612340240300
72102540103
oct513075154
9201287530
1086801004
1144aa6974
12250a0090
1314ca1b54
14b75703a
157948c39
hex52c7a6c

86801004 has 48 divisors (see below), whose sum is σ = 230285440. Its totient is φ = 28259280.

The previous prime is 86801003. The next prime is 86801017. The reversal of 86801004 is 40010868.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (86801003) 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, 4702 + ... + 13989.

Almost surely, 286801004 is an apocalyptic number.

It is an amenable number.

86801004 is an abundant number, since it is smaller than the sum of its proper divisors (143484436).

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

86801004 is a wasteful number, since it uses less digits than its factorization.

86801004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18747 (or 18739 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 86801004 is about 9316.7056409441. The cubic root of 86801004 is about 442.7666648916.

The spelling of 86801004 in words is "eighty-six million, eight hundred one thousand, four".

Divisors: 1 2 3 4 6 9 12 18 27 36 43 54 86 108 129 172 258 387 516 774 1161 1548 2322 4644 18691 37382 56073 74764 112146 168219 224292 336438 504657 672876 803713 1009314 1607426 2018628 2411139 3214852 4822278 7233417 9644556 14466834 21700251 28933668 43400502 86801004