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137072288956 = 22130726218877
BaseRepresentation
bin111111110101000100…
…1010010010010111100
3111002210210200202012211
41333222021102102330
54221211001221311
6142545314510204
712621531142411
oct1775211222274
9432723622184
10137072288956
115314a808539
1222695295364
13cc0616b0b5
1468c4882108
153873bab821
hex1fea2524bc

137072288956 has 12 divisors (see below), whose sum is σ = 240060046968. Its totient is φ = 68483704112.

The previous prime is 137072288939. The next prime is 137072289049. The reversal of 137072288956 is 659882270731.

It is a happy number.

137072288956 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 137072288956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13104211 + ... + 13114666.

It is an arithmetic number, because the mean of its divisors is an integer number (20005003914).

Almost surely, 2137072288956 is an apocalyptic number.

It is an amenable number.

137072288956 is a deficient number, since it is larger than the sum of its proper divisors (102987758012).

137072288956 is a wasteful number, since it uses less digits than its factorization.

137072288956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26220188 (or 26220186 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 137072288956 in words is "one hundred thirty-seven billion, seventy-two million, two hundred eighty-eight thousand, nine hundred fifty-six".

Divisors: 1 2 4 1307 2614 5228 26218877 52437754 104875508 34268072239 68536144478 137072288956