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92143073 = 1125912907
BaseRepresentation
bin1010111110111…
…11110111100001
320102101100112102
411133133313201
5142042034243
613050540145
72166126461
oct537376741
9212340472
1092143073
1148015500
1226a37655
1316122539
14c347ba1
1581519b8
hex57dfde1

92143073 has 12 divisors (see below), whose sum is σ = 103005840. Its totient is φ = 82340280.

The previous prime is 92143033. The next prime is 92143091. The reversal of 92143073 is 37034129.

It is not a de Polignac number, because 92143073 - 216 = 92077537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92143003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 686 + ... + 13592.

It is an arithmetic number, because the mean of its divisors is an integer number (8583820).

Almost surely, 292143073 is an apocalyptic number.

It is an amenable number.

92143073 is a deficient number, since it is larger than the sum of its proper divisors (10862767).

92143073 is a wasteful number, since it uses less digits than its factorization.

92143073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12988 (or 12977 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 92143073 is about 9599.1183449315. The cubic root of 92143073 is about 451.6696378001.

The spelling of 92143073 in words is "ninety-two million, one hundred forty-three thousand, seventy-three".

Divisors: 1 11 59 121 649 7139 12907 141977 761513 1561747 8376643 92143073