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670712468402 = 25335569177893
BaseRepresentation
bin10011100001010011001…
…01000001001110110010
32101010020002211122021102
421300221211001032302
541442104342442102
61232042051524402
766312610626014
oct11605145011662
92333202748242
10670712468402
112394a1780729
12a9ba42b9702
134b32b88b4a2
142466975c1b4
15126a7cb5402
hex9c299413b2

670712468402 has 16 divisors (see below), whose sum is σ = 1025085711960. Its totient is φ = 329017658112.

The previous prime is 670712468357. The next prime is 670712468429. The reversal of 670712468402 is 204864217076.

It can be written as a sum of positive squares in 4 ways, for example, as 659508034201 + 11204434201 = 812101^2 + 105851^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3681368 + ... + 3859260.

Almost surely, 2670712468402 is an apocalyptic number.

670712468402 is a deficient number, since it is larger than the sum of its proper divisors (354373243558).

670712468402 is a wasteful number, since it uses less digits than its factorization.

670712468402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213517.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 670712468402 in words is "six hundred seventy billion, seven hundred twelve million, four hundred sixty-eight thousand, four hundred two".

Divisors: 1 2 53 106 35569 71138 177893 355786 1885157 3770314 9428329 18856658 6327476117 12654952234 335356234201 670712468402