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311202141202113 = 37971031997453517
BaseRepresentation
bin100011011000010010110010…
…1000101000110011011000001
31111210212122010021221021202220
41012300211211011012123001
5311242213441121431423
63021512142351201253
7122356420111560240
oct10660454505063301
91453778107837686
10311202141202113
11901820a575a457
122aaa1087516229
131048530b630925
1456bc39a5c2957
1525ea1364429e3
hex11b09651466c1

311202141202113 has 64 divisors (see below), whose sum is σ = 486184034918400. Its totient is φ = 173411952924672.

The previous prime is 311202141202093. The next prime is 311202141202151.

311202141202113 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 311202141202113 - 26 = 311202141202049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311202141202013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38025631 + ... + 45479147.

It is an arithmetic number, because the mean of its divisors is an integer number (7596625545600).

Almost surely, 2311202141202113 is an apocalyptic number.

It is an amenable number.

311202141202113 is a deficient number, since it is larger than the sum of its proper divisors (174981893716287).

311202141202113 is a wasteful number, since it uses less digits than its factorization.

311202141202113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7453926.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 311202141202113 in words is "three hundred eleven trillion, two hundred two billion, one hundred forty-one million, two hundred two thousand, one hundred thirteen".

Divisors: 1 3 7 21 97 103 199 291 309 597 679 721 1393 2037 2163 4179 9991 19303 20497 29973 57909 61491 69937 135121 143479 209811 405363 430437 1988209 5964627 7453517 13917463 22360551 41752389 52174619 156523857 722991149 767712251 1483249883 2168973447 2303136753 4449749649 5060938043 5373985757 10382749181 15182814129 16121957271 31148247543 74468088347 143875238651 152774737949 223404265041 431625715953 458324213847 521276618429 1007126670557 1069423165643 1563829855287 3021380011671 3208269496929 14819149581053 44457448743159 103734047067371 311202141202113