Base | Representation |
---|---|
bin | 1110100010111… |
… | …10101000100000 |
3 | 22111121101022100 |
4 | 13101132220200 |
5 | 222214204212 |
6 | 20035210400 |
7 | 3011113350 |
oct | 721365040 |
9 | 274541270 |
10 | 122022432 |
11 | 62973294 |
12 | 34a46a00 |
13 | 1c38462c |
14 | 122c4b60 |
15 | aaa4bdc |
hex | 745ea20 |
122022432 has 72 divisors (see below), whose sum is σ = 396579456. Its totient is φ = 34862976.
The previous prime is 122022409. The next prime is 122022457. The reversal of 122022432 is 234220221.
It is a tau number, because it is divible by the number of its divisors (72).
It is a super-2 number, since 2×1220224322 = 29778947822389248, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 28248 + ... + 32279.
It is an arithmetic number, because the mean of its divisors is an integer number (5508048).
Almost surely, 2122022432 is an apocalyptic number.
122022432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122022432 is an abundant number, since it is smaller than the sum of its proper divisors (274557024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122022432 is a wasteful number, since it uses less digits than its factorization.
122022432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60550 (or 60539 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 122022432 is about 11046.3764194418. The cubic root of 122022432 is about 495.9979621838.
Adding to 122022432 its reverse (234220221), we get a palindrome (356242653).
The spelling of 122022432 in words is "one hundred twenty-two million, twenty-two thousand, four hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •