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85107494 = 2421710091
BaseRepresentation
bin1010001001010…
…10001100100110
312221010220112102
411010222030212
5133241414434
612240052102
72052254543
oct504521446
9187126472
1085107494
114404a57a
1224604032
131482b084
14b435bca
15771207e
hex512a326

85107494 has 8 divisors (see below), whose sum is σ = 127704168. Its totient is φ = 42539440.

The previous prime is 85107469. The next prime is 85107541. The reversal of 85107494 is 49470158.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3389 + ... + 13479.

It is an arithmetic number, because the mean of its divisors is an integer number (15963021).

Almost surely, 285107494 is an apocalyptic number.

85107494 is a deficient number, since it is larger than the sum of its proper divisors (42596674).

85107494 is a wasteful number, since it uses less digits than its factorization.

85107494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14310.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 85107494 is about 9225.3722960106. The cubic root of 85107494 is about 439.8682353384.

The spelling of 85107494 in words is "eighty-five million, one hundred seven thousand, four hundred ninety-four".

Divisors: 1 2 4217 8434 10091 20182 42553747 85107494