Base | Representation |
---|---|
bin | 10010101111010111… |
… | …110101011001110000 |
3 | 1220221100100010011021 |
4 | 102233113311121300 |
5 | 312202231130112 |
6 | 13124411025224 |
7 | 1311434166064 |
oct | 225727653160 |
9 | 56840303137 |
10 | 20122130032 |
11 | 8596466134 |
12 | 3a96a3b214 |
13 | 1b88a99224 |
14 | d8c5d7aa4 |
15 | 7cb842907 |
hex | 4af5f5670 |
20122130032 has 10 divisors (see below), whose sum is σ = 38986626968. Its totient is φ = 10061065008.
The previous prime is 20122130029. The next prime is 20122130047. The reversal of 20122130032 is 23003122102.
It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 1257633127 = 20122130032 / (2 + 0 + 1 + 2 + 2 + 1 + 3 + 0 + 0 + 3 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 20122129988 and 20122130015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628816548 + ... + 628816579.
Almost surely, 220122130032 is an apocalyptic number.
It is an amenable number.
20122130032 is a deficient number, since it is larger than the sum of its proper divisors (18864496936).
20122130032 is a wasteful number, since it uses less digits than its factorization.
20122130032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1257633135 (or 1257633129 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20122130032 its reverse (23003122102), we get a palindrome (43125252134).
The spelling of 20122130032 in words is "twenty billion, one hundred twenty-two million, one hundred thirty thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.107 sec. • engine limits •