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26031035164 = 2247138462953
BaseRepresentation
bin11000001111100100…
…100001001100011100
32111012010222121011111
4120033210201030130
5411302421111124
615543011231404
71611034101541
oct301744411434
974163877144
1026031035164
1110048928002
1250658a8564
1325bb01b8b4
14138d292bc8
15a25484494
hex60f92131c

26031035164 has 12 divisors (see below), whose sum is σ = 46523552544. Its totient is φ = 12738591584.

The previous prime is 26031035161. The next prime is 26031035279. The reversal of 26031035164 is 46153013062.

It is a super-2 number, since 2×260310351642 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26031035161) 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, 69231289 + ... + 69231664.

It is an arithmetic number, because the mean of its divisors is an integer number (3876962712).

Almost surely, 226031035164 is an apocalyptic number.

It is an amenable number.

26031035164 is a deficient number, since it is larger than the sum of its proper divisors (20492517380).

26031035164 is a wasteful number, since it uses less digits than its factorization.

26031035164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138463004 (or 138463002 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 26031035164 in words is "twenty-six billion, thirty-one million, thirty-five thousand, one hundred sixty-four".

Divisors: 1 2 4 47 94 188 138462953 276925906 553851812 6507758791 13015517582 26031035164