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42902802 = 23219112479
BaseRepresentation
bin1010001110101…
…0010100010010
32222201200120200
42203222110102
541440342202
64131320030
71030445025
oct243522422
988650520
1042902802
1122243568
1212450016
138b71b97
1459ab1bc
153b76e1c
hex28ea512

42902802 has 24 divisors (see below), whose sum is σ = 93450240. Its totient is φ = 14224920.

The previous prime is 42902749. The next prime is 42902807. The reversal of 42902802 is 20820924.

It is not an unprimeable number, because it can be changed into a prime (42902807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2802 + ... + 9677.

It is an arithmetic number, because the mean of its divisors is an integer number (3893760).

Almost surely, 242902802 is an apocalyptic number.

42902802 is an abundant number, since it is smaller than the sum of its proper divisors (50547438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42902802 is a wasteful number, since it uses less digits than its factorization.

42902802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12678 (or 12675 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 42902802 is about 6550.0230533945. The cubic root of 42902802 is about 350.0756353546.

The spelling of 42902802 in words is "forty-two million, nine hundred two thousand, eight hundred two".

Divisors: 1 2 3 6 9 18 191 382 573 1146 1719 3438 12479 24958 37437 74874 112311 224622 2383489 4766978 7150467 14300934 21451401 42902802