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63434292 = 2235286191
BaseRepresentation
bin1111000111111…
…0111000110100
311102100210111020
43301332320310
5112214344132
610143341140
71400116425
oct361767064
9142323436
1063434292
1132897139
12192b17b0
13101b01ac
1485d364c
15588052c
hex3c7ee34

63434292 has 12 divisors (see below), whose sum is σ = 148013376. Its totient is φ = 21144760.

The previous prime is 63434291. The next prime is 63434297. The reversal of 63434292 is 29243436.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63434291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2643084 + ... + 2643107.

It is an arithmetic number, because the mean of its divisors is an integer number (12334448).

Almost surely, 263434292 is an apocalyptic number.

It is an amenable number.

63434292 is an abundant number, since it is smaller than the sum of its proper divisors (84579084).

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

63434292 is a wasteful number, since it uses less digits than its factorization.

63434292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286198 (or 5286196 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 63434292 is about 7964.5647715365. The cubic root of 63434292 is about 398.8179520139.

The spelling of 63434292 in words is "sixty-three million, four hundred thirty-four thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 5286191 10572382 15858573 21144764 31717146 63434292