Search a number
-
+
39155248164 = 22317191937491
BaseRepresentation
bin100100011101110101…
…011010110000100100
310202001210111200211110
4210131311122300210
51120142220420124
625553200505020
72554206055314
oct443565326044
9122053450743
1039155248164
111567313152a
12770901b170
133900060cc6
141c76313444
151042770029
hex91dd5ac24

39155248164 has 24 divisors (see below), whose sum is σ = 96736495968. Its totient is φ = 12283999360.

The previous prime is 39155248157. The next prime is 39155248169. The reversal of 39155248164 is 46184255193.

It is not an unprimeable number, because it can be changed into a prime (39155248169) by changing a digit.

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, 95968542 + ... + 95968949.

It is an arithmetic number, because the mean of its divisors is an integer number (4030687332).

Almost surely, 239155248164 is an apocalyptic number.

39155248164 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

39155248164 is an abundant number, since it is smaller than the sum of its proper divisors (57581247804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39155248164 is a wasteful number, since it uses less digits than its factorization.

39155248164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191937515 (or 191937513 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The spelling of 39155248164 in words is "thirty-nine billion, one hundred fifty-five million, two hundred forty-eight thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 191937491 383874982 575812473 767749964 1151624946 2303249892 3262937347 6525874694 9788812041 13051749388 19577624082 39155248164