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12010231079 = 7113121011607
BaseRepresentation
bin10110010111101110…
…11001010100100111
31011000000100221202022
423023313121110213
5144044104343304
65303432533355
7603424164650
oct131367312447
934000327668
1012010231079
11510350a410
1223b225125b
131195307612
1481d122527
154a45e1ebe
hex2cbdd9527

12010231079 has 48 divisors (see below), whose sum is σ = 15635317248. Its totient is φ = 8961480000.

The previous prime is 12010231027. The next prime is 12010231091. The reversal of 12010231079 is 97013201021.

It is not a de Polignac number, because 12010231079 - 212 = 12010226983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010231679) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7472894 + ... + 7474500.

It is an arithmetic number, because the mean of its divisors is an integer number (325735776).

Almost surely, 212010231079 is an apocalyptic number.

12010231079 is a deficient number, since it is larger than the sum of its proper divisors (3625086169).

12010231079 is a wasteful number, since it uses less digits than its factorization.

12010231079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788 (or 1757 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The spelling of 12010231079 in words is "twelve billion, ten million, two hundred thirty-one thousand, seventy-nine".

Divisors: 1 7 11 31 77 101 217 341 707 961 1111 1607 2387 3131 6727 7777 10571 11249 17677 21917 34441 49817 73997 97061 123739 162307 241087 348719 547987 679427 1067671 1136149 1544327 1785377 3835909 5031517 7473697 10810289 12497639 16987597 35220619 55346687 118913179 155977027 387426809 1091839189 1715747297 12010231079