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72274211308 = 22131389888679
BaseRepresentation
bin100001101001111100…
…0001111000111101100
320220112220200100022001
41003103320033013230
52141004144230213
653111411102044
75136010442215
oct1032370170754
9226486610261
1072274211308
11287189a9752
12120105a1924
136a7a660610
1436d8a9040c
151d300db1dd
hex10d3e0f1ec

72274211308 has 12 divisors (see below), whose sum is σ = 136209090640. Its totient is φ = 33357328272.

The previous prime is 72274211263. The next prime is 72274211309. The reversal of 72274211308 is 80311247227.

It is not an unprimeable number, because it can be changed into a prime (72274211309) 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 3 ways as a sum of consecutive naturals, for example, 694944288 + ... + 694944391.

Almost surely, 272274211308 is an apocalyptic number.

It is an amenable number.

72274211308 is a deficient number, since it is larger than the sum of its proper divisors (63934879332).

72274211308 is a wasteful number, since it uses less digits than its factorization.

72274211308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389888696 (or 1389888694 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 72274211308 in words is "seventy-two billion, two hundred seventy-four million, two hundred eleven thousand, three hundred eight".

Divisors: 1 2 4 13 26 52 1389888679 2779777358 5559554716 18068552827 36137105654 72274211308