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981307340067 = 33171031868917
BaseRepresentation
bin11100100011110100111…
…10011011010100100011
310110210220222212220122210
432101322132123110203
5112034204134340232
62030450101533203
7130616465523135
oct16217236332443
93423828786583
10981307340067
1134919645790a
1213a225a14203
13716c96c8b12
14356d1a33055
151a7d568a5cc
hexe47a79b523

981307340067 has 8 divisors (see below), whose sum is σ = 1312537263696. Its totient is φ = 652141154912.

The previous prime is 981307340059. The next prime is 981307340071. The reversal of 981307340067 is 760043703189.

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

It is a cyclic number.

It is not a de Polignac number, because 981307340067 - 23 = 981307340059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 981307339998 and 981307340025.

It is not an unprimeable number, because it can be changed into a prime (981307440067) 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, 515933508 + ... + 515935409.

It is an arithmetic number, because the mean of its divisors is an integer number (164067157962).

Almost surely, 2981307340067 is an apocalyptic number.

981307340067 is a deficient number, since it is larger than the sum of its proper divisors (331229923629).

981307340067 is a wasteful number, since it uses less digits than its factorization.

981307340067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031869237.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 981307340067 in words is "nine hundred eighty-one billion, three hundred seven million, three hundred forty thousand, sixty-seven".

Divisors: 1 3 317 951 1031868917 3095606751 327102446689 981307340067