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12001001086 = 211175371979
BaseRepresentation
bin10110010110101000…
…01011111001111110
31010222101000000120201
423023110023321332
5144034224013321
65302503034114
7603252553234
oct131324137176
933871000521
1012001001086
1150a9285818
1223ab13b93a
131193425399
1481bbdc954
154a38bc291
hex2cb50be7e

12001001086 has 8 divisors (see below), whose sum is σ = 18017620920. Its totient is φ = 5995127448.

The previous prime is 12001001083. The next prime is 12001001087. The reversal of 12001001086 is 68010010021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001001083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2683756 + ... + 2688223.

It is an arithmetic number, because the mean of its divisors is an integer number (2252202615).

Almost surely, 212001001086 is an apocalyptic number.

12001001086 is a deficient number, since it is larger than the sum of its proper divisors (6016619834).

12001001086 is a wasteful number, since it uses less digits than its factorization.

12001001086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373098.

The product of its (nonzero) digits is 96, while the sum is 19.

The spelling of 12001001086 in words is "twelve billion, one million, one thousand, eighty-six".

Divisors: 1 2 1117 2234 5371979 10743958 6000500543 12001001086