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6930136023 = 321401107941
BaseRepresentation
bin1100111010001000…
…10111101111010111
3122212222021101102120
412131010113233113
5103143103323043
63103400511023
7333510120126
oct63504275727
918788241376
106930136023
112a36976848
121414a7b473
138659b4305
1449a571abd
152a8618983
hex19d117bd7

6930136023 has 8 divisors (see below), whose sum is σ = 9240698736. Its totient is φ = 4619832000.

The previous prime is 6930136021. The next prime is 6930136043. The reversal of 6930136023 is 3206310396.

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

It is not a de Polignac number, because 6930136023 - 21 = 6930136021 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6930136021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10233 + ... + 118173.

It is an arithmetic number, because the mean of its divisors is an integer number (1155087342).

Almost surely, 26930136023 is an apocalyptic number.

6930136023 is a deficient number, since it is larger than the sum of its proper divisors (2310562713).

6930136023 is a wasteful number, since it uses less digits than its factorization.

6930136023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129345.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 6930136023 is about 83247.4385371706. The cubic root of 6930136023 is about 1906.5458456491.

The spelling of 6930136023 in words is "six billion, nine hundred thirty million, one hundred thirty-six thousand, twenty-three".

Divisors: 1 3 21401 64203 107941 323823 2310045341 6930136023