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8712388054 = 213577320851
BaseRepresentation
bin10000001110100110…
…00111110111010110
3211111011220011121001
420013103013313112
5120320332404204
64000304413514
7425621035156
oct100723076726
924434804531
108712388054
113770a09107
12183191729a
13a8accc006
145c9148766
1535ed184a4
hex2074c7dd6

8712388054 has 8 divisors (see below), whose sum is σ = 13069585368. Its totient is φ = 4355859600.

The previous prime is 8712388037. The next prime is 8712388057. The reversal of 8712388054 is 4508832178.

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

It is a junction number, because it is equal to n+sod(n) for n = 8712387995 and 8712388013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8712388057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133272 + ... + 187579.

It is an arithmetic number, because the mean of its divisors is an integer number (1633698171).

Almost surely, 28712388054 is an apocalyptic number.

8712388054 is a deficient number, since it is larger than the sum of its proper divisors (4357197314).

8712388054 is a wasteful number, since it uses less digits than its factorization.

8712388054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334430.

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 8712388054 is about 93340.1738481347. The cubic root of 8712388054 is about 2057.6858461833.

The spelling of 8712388054 in words is "eight billion, seven hundred twelve million, three hundred eighty-eight thousand, fifty-four".

Divisors: 1 2 13577 27154 320851 641702 4356194027 8712388054