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665055011114 = 213731972636763
BaseRepresentation
bin10011010110110000101…
…11100010000100101010
32100120121211100000212022
421223120113202010222
541344013040323424
61225304432544442
766022453215314
oct11533027420452
92316554300768
10665055011114
1123705924129a
12a8a856b2122
134a939767520
14242902387b4
151247629195e
hex9ad85e212a

665055011114 has 64 divisors (see below), whose sum is σ = 1098888747264. Its totient is φ = 300017281536.

The previous prime is 665055011113. The next prime is 665055011129. The reversal of 665055011114 is 411110550566.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (665055011113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98333897 + ... + 98340659.

It is an arithmetic number, because the mean of its divisors is an integer number (17170136676).

Almost surely, 2665055011114 is an apocalyptic number.

665055011114 is a deficient number, since it is larger than the sum of its proper divisors (433833736150).

665055011114 is a wasteful number, since it uses less digits than its factorization.

665055011114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 665055011114 in words is "six hundred sixty-five billion, fifty-five million, eleven thousand, one hundred fourteen".

Divisors: 1 2 13 26 73 146 197 263 394 526 949 1898 2561 3419 5122 6763 6838 13526 14381 19199 28762 38398 51811 87919 103622 175838 186953 249587 373906 493699 499174 673543 987398 1332311 1347086 1778669 2664622 3557338 3782203 6418087 7564406 12836174 17320043 23122697 34640086 46245394 49168639 97258703 98337278 129842837 194517406 259685674 350397793 700795586 1264363139 1687956881 2528726278 3375913762 4555171309 9110342618 25579038889 51158077778 332527505557 665055011114