Base | Representation |
---|---|
bin | 10011001111010000… |
… | …010000011111000010 |
3 | 1222022121211002000100 |
4 | 103033100100133002 |
5 | 314301143432342 |
6 | 13253435303230 |
7 | 1330620504501 |
oct | 231720203702 |
9 | 58277732010 |
10 | 20657014722 |
11 | 88403899a3 |
12 | 4005baab16 |
13 | 1c42846746 |
14 | ddd670838 |
15 | 80d79be4c |
hex | 4cf4107c2 |
20657014722 has 24 divisors (see below), whose sum is σ = 45053274240. Its totient is φ = 6840070200.
The previous prime is 20657014709. The next prime is 20657014727. The reversal of 20657014722 is 22741075602.
It is a happy number.
20657014722 is a `hidden beast` number, since 2 + 0 + 6 + 570 + 14 + 72 + 2 = 666.
It is not an unprimeable number, because it can be changed into a prime (20657014727) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3797322 + ... + 3802757.
It is an arithmetic number, because the mean of its divisors is an integer number (1877219760).
Almost surely, 220657014722 is an apocalyptic number.
20657014722 is an abundant number, since it is smaller than the sum of its proper divisors (24396259518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20657014722 is a wasteful number, since it uses less digits than its factorization.
20657014722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7600238 (or 7600235 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 36.
The spelling of 20657014722 in words is "twenty billion, six hundred fifty-seven million, fourteen thousand, seven hundred twenty-two".
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