Base | Representation |
---|---|
bin | 1001001001100100110011… |
… | …11110000111011101010000 |
3 | 2122020110210000210211102211 |
4 | 10210302121332013131100 |
5 | 10114122142230340414 |
6 | 110443032531521504 |
7 | 4144431363201055 |
oct | 444623176073520 |
9 | 78213700724384 |
10 | 20120210011984 |
11 | 6457a2a023285 |
12 | 230b521759294 |
13 | b2c434b4c544 |
14 | 4d7b7543102c |
15 | 24d58d4c23c4 |
hex | 124c99f87750 |
20120210011984 has 20 divisors (see below), whose sum is σ = 38985020250400. Its totient is φ = 10059559624800.
The previous prime is 20120210011969. The next prime is 20120210012003. The reversal of 20120210011984 is 48911001202102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33781884 + ... + 34372315.
It is an arithmetic number, because the mean of its divisors is an integer number (1949251012520).
Almost surely, 220120210011984 is an apocalyptic number.
It is an amenable number.
20120210011984 is a deficient number, since it is larger than the sum of its proper divisors (18864810238416).
20120210011984 is a wasteful number, since it uses less digits than its factorization.
20120210011984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68172658 (or 68172652 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 31.
The spelling of 20120210011984 in words is "twenty trillion, one hundred twenty billion, two hundred ten million, eleven thousand, nine hundred eighty-four".
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