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13631593942 = 267101728313
BaseRepresentation
bin11001011001000000…
…11001110111010110
31022012000020201110201
430230200121313112
5210404142001232
610132352211114
7661542431251
oct145440316726
938160221421
1013631593942
11586575231a
122785239a9a
1313931acc25
149345b8098
1554bb10be7
hex32c819dd6

13631593942 has 8 divisors (see below), whose sum is σ = 20752576056. Its totient is φ = 6714068592.

The previous prime is 13631593901. The next prime is 13631593949. The reversal of 13631593942 is 24939513631.

13631593942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 13631593892 and 13631593901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13631593949) 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 3 ways as a sum of consecutive naturals, for example, 50864023 + ... + 50864290.

It is an arithmetic number, because the mean of its divisors is an integer number (2594072007).

Almost surely, 213631593942 is an apocalyptic number.

13631593942 is a deficient number, since it is larger than the sum of its proper divisors (7120982114).

13631593942 is a wasteful number, since it uses less digits than its factorization.

13631593942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101728382.

The product of its digits is 524880, while the sum is 46.

The spelling of 13631593942 in words is "thirteen billion, six hundred thirty-one million, five hundred ninety-three thousand, nine hundred forty-two".

Divisors: 1 2 67 134 101728313 203456626 6815796971 13631593942