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92400428 = 2231772871
BaseRepresentation
bin1011000000111…
…10101100101100
320102212102120002
411200132230230
5142123303203
613100243432
72201251001
oct540365454
9212772502
1092400428
114818089a
1226b40578
13161b2713
14c3b38a8
1581a2d88
hex581eb2c

92400428 has 12 divisors (see below), whose sum is σ = 162213072. Its totient is φ = 46053840.

The previous prime is 92400419. The next prime is 92400461. The reversal of 92400428 is 82400429.

It is a self number, because there is not a number n which added to its sum of digits gives 92400428.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 35168 + ... + 37703.

It is an arithmetic number, because the mean of its divisors is an integer number (13517756).

Almost surely, 292400428 is an apocalyptic number.

It is an amenable number.

92400428 is a deficient number, since it is larger than the sum of its proper divisors (69812644).

92400428 is a wasteful number, since it uses less digits than its factorization.

92400428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73192 (or 73190 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 92400428 is about 9612.5141352302. The cubic root of 92400428 is about 452.0897503663.

Subtracting from 92400428 its reverse (82400429), we obtain a palindrome (9999999).

The spelling of 92400428 in words is "ninety-two million, four hundred thousand, four hundred twenty-eight".

Divisors: 1 2 4 317 634 1268 72871 145742 291484 23100107 46200214 92400428