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42660624403 = 1371991564781
BaseRepresentation
bin100111101110110001…
…010111100000010011
311002010002111021001001
4213232301113200103
51144332104440103
631333101122431
73040112216155
oct475661274023
9132102437031
1042660624403
11171018a0591
128326b59417
13403b360727
1420c9ab0ad5
15119a39001d
hex9eec57813

42660624403 has 8 divisors (see below), whose sum is σ = 43187983200. Its totient is φ = 42136395840.

The previous prime is 42660624401. The next prime is 42660624407. The reversal of 42660624403 is 30442606624.

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

It is a cyclic number.

It is not a de Polignac number, because 42660624403 - 21 = 42660624401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42660624401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755128 + ... + 809653.

It is an arithmetic number, because the mean of its divisors is an integer number (5398497900).

Almost surely, 242660624403 is an apocalyptic number.

42660624403 is a deficient number, since it is larger than the sum of its proper divisors (527358797).

42660624403 is a wasteful number, since it uses less digits than its factorization.

42660624403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565117.

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 42660624403 in words is "forty-two billion, six hundred sixty million, six hundred twenty-four thousand, four hundred three".

Divisors: 1 137 199 27263 1564781 214374997 311391419 42660624403