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16396918382 = 213897085963
BaseRepresentation
bin11110100010101010…
…10001111001101110
31120022201200202110102
433101111101321232
5232040102342012
611311014511102
71120221335525
oct172125217156
946281622412
1016396918382
116a546a6519
123217365492
131714088c90
14b179734bc
1565e79b2c2
hex3d1551e6e

16396918382 has 16 divisors (see below), whose sum is σ = 26784943920. Its totient is φ = 7482775872.

The previous prime is 16396918309. The next prime is 16396918393. The reversal of 16396918382 is 28381969361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 3540668 + ... + 3545295.

It is an arithmetic number, because the mean of its divisors is an integer number (1674058995).

Almost surely, 216396918382 is an apocalyptic number.

16396918382 is a deficient number, since it is larger than the sum of its proper divisors (10388025538).

16396918382 is a wasteful number, since it uses less digits than its factorization.

16396918382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7086067.

The product of its digits is 3359232, while the sum is 56.

The spelling of 16396918382 in words is "sixteen billion, three hundred ninety-six million, nine hundred eighteen thousand, three hundred eighty-two".

Divisors: 1 2 13 26 89 178 1157 2314 7085963 14171926 92117519 184235038 630650707 1261301414 8198459191 16396918382