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42106902 = 237017817
BaseRepresentation
bin1010000010100…
…0000000010110
32221020020210220
42200220000112
541234410102
64102255210
71020621435
oct240500026
987206726
1042106902
112184a5a2
1212127506
138953836
14584111c
153a6b1bc
hex2828016

42106902 has 8 divisors (see below), whose sum is σ = 84213816. Its totient is φ = 14035632.

The previous prime is 42106901. The next prime is 42106903. The reversal of 42106902 is 20960124.

It is an interprime number because it is at equal distance from previous prime (42106901) and next prime (42106903).

It is a sphenic number, since it is the product of 3 distinct primes.

42106902 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42106901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3508903 + ... + 3508914.

It is an arithmetic number, because the mean of its divisors is an integer number (10526727).

Almost surely, 242106902 is an apocalyptic number.

42106902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42106902 is a wasteful number, since it uses less digits than its factorization.

42106902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7017822.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 42106902 is about 6488.9831252670. The cubic root of 42106902 is about 347.8973306587.

The spelling of 42106902 in words is "forty-two million, one hundred six thousand, nine hundred two".

Divisors: 1 2 3 6 7017817 14035634 21053451 42106902