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85742683 = 13311371553
BaseRepresentation
bin1010001110001…
…01010001011011
312222100011211221
411013011101123
5133422231213
612301432511
72060541445
oct507052133
9188304757
1085742683
1144443824
122486b737
13149c1220
14b55d495
1577da38d
hex51c545b

85742683 has 16 divisors (see below), whose sum is σ = 96074496. Its totient is φ = 75985920.

The previous prime is 85742677. The next prime is 85742693. The reversal of 85742683 is 38624758.

It is a cyclic number.

It is not a de Polignac number, because 85742683 - 213 = 85734491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85742633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54435 + ... + 55987.

It is an arithmetic number, because the mean of its divisors is an integer number (6004656).

Almost surely, 285742683 is an apocalyptic number.

85742683 is a deficient number, since it is larger than the sum of its proper divisors (10331813).

85742683 is a wasteful number, since it uses less digits than its factorization.

85742683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734.

The product of its digits is 322560, while the sum is 43.

The square root of 85742683 is about 9259.7344994336. The cubic root of 85742683 is about 440.9598244638.

The spelling of 85742683 in words is "eighty-five million, seven hundred forty-two thousand, six hundred eighty-three".

Divisors: 1 13 31 137 403 1553 1781 4247 20189 48143 55211 212761 625859 2765893 6595591 85742683