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672214542 = 23112035757
BaseRepresentation
bin101000000100010…
…010111000001110
31201211220000222220
4220010102320032
52334041331132
6150411520210
722441505106
oct5004227016
91654800886
10672214542
113154a180a
12169159066
13a93613ac
14653c4206
153e034a2c
hex28112e0e

672214542 has 8 divisors (see below), whose sum is σ = 1344429096. Its totient is φ = 224071512.

The previous prime is 672214541. The next prime is 672214549. The reversal of 672214542 is 245412276.

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

672214542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672214541) 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 3 ways as a sum of consecutive naturals, for example, 56017873 + ... + 56017884.

It is an arithmetic number, because the mean of its divisors is an integer number (168053637).

Almost surely, 2672214542 is an apocalyptic number.

672214542 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.

672214542 is a wasteful number, since it uses less digits than its factorization.

672214542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112035762.

The product of its digits is 26880, while the sum is 33.

The square root of 672214542 is about 25927.1005320688. The cubic root of 672214542 is about 875.9970314322.

The spelling of 672214542 in words is "six hundred seventy-two million, two hundred fourteen thousand, five hundred forty-two".

Divisors: 1 2 3 6 112035757 224071514 336107271 672214542