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84672038 = 21136710487
BaseRepresentation
bin1010000101111…
…11111000100110
312220022210012102
411002333320212
5133134001123
612222452102
72045462153
oct502777046
9186283172
1084672038
11438823a0
1224434032
1314707ac9
14b36122a
157678028
hex50bfe26

84672038 has 16 divisors (see below), whose sum is σ = 138945024. Its totient is φ = 38378760.

The previous prime is 84672023. The next prime is 84672047. The reversal of 84672038 is 83027648.

It is a junction number, because it is equal to n+sod(n) for n = 84671992 and 84672010.

It is a congruent number.

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, 2831 + ... + 13317.

It is an arithmetic number, because the mean of its divisors is an integer number (8684064).

Almost surely, 284672038 is an apocalyptic number.

84672038 is a deficient number, since it is larger than the sum of its proper divisors (54272986).

84672038 is a wasteful number, since it uses less digits than its factorization.

84672038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10867.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 84672038 is about 9201.7410309137. The cubic root of 84672038 is about 439.1167508932.

The spelling of 84672038 in words is "eighty-four million, six hundred seventy-two thousand, thirty-eight".

Divisors: 1 2 11 22 367 734 4037 8074 10487 20974 115357 230714 3848729 7697458 42336019 84672038