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92401945 = 529363073
BaseRepresentation
bin1011000000111…
…11000100011001
320102212111122021
411200133010121
5142123330240
613100254441
72201255266
oct540370431
9212774567
1092401945
1148181a49
1226b41421
13161b330c
14c3b426d
1581a354a
hex581f119

92401945 has 8 divisors (see below), whose sum is σ = 111262536. Its totient is φ = 73668096.

The previous prime is 92401943. The next prime is 92401951. The reversal of 92401945 is 54910429.

It can be written as a sum of positive squares in 4 ways, for example, as 5035536 + 87366409 = 2244^2 + 9347^2 .

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 92401945 - 21 = 92401943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 92401945.

It is not an unprimeable number, because it can be changed into a prime (92401943) 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, 30072 + ... + 33001.

It is an arithmetic number, because the mean of its divisors is an integer number (13907817).

Almost surely, 292401945 is an apocalyptic number.

It is an amenable number.

92401945 is a deficient number, since it is larger than the sum of its proper divisors (18860591).

92401945 is a wasteful number, since it uses less digits than its factorization.

92401945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63371.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 92401945 is about 9612.5930424626. The cubic root of 92401945 is about 452.0922244400.

The spelling of 92401945 in words is "ninety-two million, four hundred one thousand, nine hundred forty-five".

Divisors: 1 5 293 1465 63073 315365 18480389 92401945