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311140272553055 = 51116674364977747
BaseRepresentation
bin100011010111110101111110…
…1011010111011110001011111
31111210122201102120011021102022
41012233223331122323301133
5311240210234233144210
63021423511251250355
7122352100001666141
oct10657537532736137
91453581376137368
10311140272553055
119015893749a730
122aa9109b8a99bb
131047c52b9c8a4a
1456b93ab8a6c91
1525e8714b26155
hex11afafd6bbc5f

311140272553055 has 32 divisors (see below), whose sum is σ = 407569819219200. Its totient is φ = 226140001669120.

The previous prime is 311140272552973. The next prime is 311140272553169. The reversal of 311140272553055 is 550355272041113.

It is not a de Polignac number, because 311140272553055 - 244 = 293548086508639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311140272552997 and 311140272553015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4001919692 + ... + 4001997438.

It is an arithmetic number, because the mean of its divisors is an integer number (12736556850600).

Almost surely, 2311140272553055 is an apocalyptic number.

311140272553055 is a deficient number, since it is larger than the sum of its proper divisors (96429546666145).

311140272553055 is a wasteful number, since it uses less digits than its factorization.

311140272553055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123079.

The product of its (nonzero) digits is 630000, while the sum is 44.

The spelling of 311140272553055 in words is "three hundred eleven trillion, one hundred forty billion, two hundred seventy-two million, five hundred fifty-three thousand, fifty-five".

Divisors: 1 5 11 55 1667 8335 18337 43649 77747 91685 218245 388735 480139 855217 2400695 4276085 72762883 129604249 363814415 648021245 800391713 1425646739 3393578803 4001958565 7128233695 16967894015 37329366833 186646834165 5657095864601 28285479323005 62228054510611 311140272553055