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214493101955 = 5117159392627
BaseRepresentation
bin1100011111000011001…
…0001111111110000011
3202111122101121112210022
43013300302033332003
512003240213230310
6242311535324055
721332224166366
oct3076062177603
9674571545708
10214493101955
1182a69845210
12356a138062b
13172c3b39452
14a54ac760dd
1558a5a0ba55
hex31f0c8ff83

214493101955 has 32 divisors (see below), whose sum is σ = 285229029888. Its totient is φ = 153536857600.

The previous prime is 214493101937. The next prime is 214493101957. The reversal of 214493101955 is 559101394412.

It is a Cunningham number, because it is equal to 4631342-1.

It is not a de Polignac number, because 214493101955 - 230 = 213419360131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214493101957) 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, 2269352 + ... + 2361978.

It is an arithmetic number, because the mean of its divisors is an integer number (8913407184).

Almost surely, 2214493101955 is an apocalyptic number.

214493101955 is a deficient number, since it is larger than the sum of its proper divisors (70735927933).

214493101955 is a wasteful number, since it uses less digits than its factorization.

214493101955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93307.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 214493101955 in words is "two hundred fourteen billion, four hundred ninety-three million, one hundred one thousand, nine hundred fifty-five".

Divisors: 1 5 11 55 71 355 593 781 2965 3905 6523 32615 42103 92627 210515 463133 463135 1018897 2315665 5094485 6576517 32882585 54927811 72341687 274639055 361708435 604205921 3021029605 3899874581 19499372905 42898620391 214493101955