Base | Representation |
---|---|
bin | 10010101111011000… |
… | …001001000000011100 |
3 | 1220221100111012022100 |
4 | 102233120021000130 |
5 | 312202241212312 |
6 | 13124412445100 |
7 | 1311434652150 |
oct | 225730110034 |
9 | 56840435270 |
10 | 20122210332 |
11 | 85965104a4 |
12 | 3a96a79790 |
13 | 1b88ac6943 |
14 | d8c619060 |
15 | 7cb85b5dc |
hex | 4af60901c |
20122210332 has 36 divisors (see below), whose sum is σ = 58130830576. Its totient is φ = 5749202880.
The previous prime is 20122210279. The next prime is 20122210369. The reversal of 20122210332 is 23301222102.
20122210332 is a `hidden beast` number, since 2 + 0 + 122 + 210 + 332 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39924769 + ... + 39925272.
Almost surely, 220122210332 is an apocalyptic number.
It is an amenable number.
20122210332 is an abundant number, since it is smaller than the sum of its proper divisors (38008620244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122210332 is a wasteful number, since it uses less digits than its factorization.
20122210332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79850058 (or 79850053 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20122210332 its reverse (23301222102), we get a palindrome (43423432434).
The spelling of 20122210332 in words is "twenty billion, one hundred twenty-two million, two hundred ten thousand, three hundred thirty-two".
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