Base | Representation |
---|---|
bin | 1001010100110110000111… |
… | …01100010001000000010110 |
3 | 2200121111022221101201000120 |
4 | 10222123003230101000112 |
5 | 10141443233000012324 |
6 | 111340555023252410 |
7 | 4214420621436045 |
oct | 452330354210026 |
9 | 80544287351016 |
10 | 20507457032214 |
11 | 6597188959179 |
12 | 2372595a4a106 |
13 | b59aca3271b9 |
14 | 50c7cd9aa55c |
15 | 2586a54b0179 |
hex | 12a6c3b11016 |
20507457032214 has 64 divisors (see below), whose sum is σ = 44934776317440. Its totient is φ = 6218914141440.
The previous prime is 20507457032177. The next prime is 20507457032233. The reversal of 20507457032214 is 41223075470502.
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, 37972927 + ... + 38509194.
It is an arithmetic number, because the mean of its divisors is an integer number (702105879960).
Almost surely, 220507457032214 is an apocalyptic number.
20507457032214 is an abundant number, since it is smaller than the sum of its proper divisors (24427319285226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20507457032214 is a wasteful number, since it uses less digits than its factorization.
20507457032214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76482245.
The product of its (nonzero) digits is 470400, while the sum is 42.
The spelling of 20507457032214 in words is "twenty trillion, five hundred seven billion, four hundred fifty-seven million, thirty-two thousand, two hundred fourteen".
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