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42323706 = 2322351317
BaseRepresentation
bin1010000101110…
…0111011111010
32221122021012200
42201130323322
541313324311
64111051030
71022513505
oct241347372
987567180
1042323706
1121988477
1212210a76
1389cb419
14589a13c
153ab0556
hex285cefa

42323706 has 12 divisors (see below), whose sum is σ = 91701402. Its totient is φ = 14107896.

The previous prime is 42323689. The next prime is 42323707. The reversal of 42323706 is 60732324.

42323706 is a `hidden beast` number, since 423 + 237 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41486481 + 837225 = 6441^2 + 915^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42323706.

It is not an unprimeable number, because it can be changed into a prime (42323707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1175641 + ... + 1175676.

Almost surely, 242323706 is an apocalyptic number.

42323706 is an abundant number, since it is smaller than the sum of its proper divisors (49377696).

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

42323706 is a wasteful number, since it uses less digits than its factorization.

42323706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351325 (or 2351322 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 42323706 is about 6505.6672217383. The cubic root of 42323706 is about 348.4934043476.

The spelling of 42323706 in words is "forty-two million, three hundred twenty-three thousand, seven hundred six".

Divisors: 1 2 3 6 9 18 2351317 4702634 7053951 14107902 21161853 42323706