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93684884969 = 1347915044947
BaseRepresentation
bin101011101000000001…
…1011110010111101001
322221211001122021000102
41113100003132113221
53013331312304334
6111012132115145
76524412245264
oct1272003362751
9287731567012
1093684884969
1136805747775
12161a6a65ab5
138ab03830a0
14476a465cdb
152684b0967e
hex15d00de5e9

93684884969 has 8 divisors (see below), whose sum is σ = 101102050560. Its totient is φ = 86297810256.

The previous prime is 93684884963. The next prime is 93684884989. The reversal of 93684884969 is 96948848639.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-93684884969 is a prime.

It is a super-2 number, since 2×936848849692 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93684884896 and 93684884905.

It is not an unprimeable number, because it can be changed into a prime (93684884963) by changing a digit.

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, 7516247 + ... + 7528700.

It is an arithmetic number, because the mean of its divisors is an integer number (12637756320).

Almost surely, 293684884969 is an apocalyptic number.

It is an amenable number.

93684884969 is a deficient number, since it is larger than the sum of its proper divisors (7417165591).

93684884969 is a wasteful number, since it uses less digits than its factorization.

93684884969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15045439.

The product of its digits is 644972544, while the sum is 74.

The spelling of 93684884969 in words is "ninety-three billion, six hundred eighty-four million, eight hundred eighty-four thousand, nine hundred sixty-nine".

Divisors: 1 13 479 6227 15044947 195584311 7206529613 93684884969