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85750951 = 1113599657
BaseRepresentation
bin1010001110001…
…11010010100111
312222100121012011
411013013102213
5133423012301
612301535051
72060604526
oct507072247
9188317164
1085750951
1144449a60
1224874487
13149c4c10
14b5624bd
1577dca51
hex51c74a7

85750951 has 8 divisors (see below), whose sum is σ = 100742544. Its totient is φ = 71958720.

The previous prime is 85750949. The next prime is 85750961. The reversal of 85750951 is 15905758.

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

It is a cyclic number.

It is not a de Polignac number, because 85750951 - 21 = 85750949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85750961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299686 + ... + 299971.

It is an arithmetic number, because the mean of its divisors is an integer number (12592818).

Almost surely, 285750951 is an apocalyptic number.

85750951 is a deficient number, since it is larger than the sum of its proper divisors (14991593).

85750951 is a wasteful number, since it uses less digits than its factorization.

85750951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599681.

The product of its (nonzero) digits is 63000, while the sum is 40.

The square root of 85750951 is about 9260.1809377571. The cubic root of 85750951 is about 440.9739976407.

The spelling of 85750951 in words is "eighty-five million, seven hundred fifty thousand, nine hundred fifty-one".

Divisors: 1 11 13 143 599657 6596227 7795541 85750951