Base | Representation |
---|---|
bin | 111001111011111… |
… | …101100110011010 |
3 | 2111202000201221021 |
4 | 321323331212122 |
5 | 3442314120442 |
6 | 240241433054 |
7 | 33042014623 |
oct | 7173754632 |
9 | 2452021837 |
10 | 972020122 |
11 | 459753117 |
12 | 23163b78a |
13 | 1264c1848 |
14 | 93146a4a |
15 | 5a505e67 |
hex | 39efd99a |
972020122 has 16 divisors (see below), whose sum is σ = 1478740032. Its totient is φ = 479145600.
The previous prime is 972020111. The next prime is 972020123. The reversal of 972020122 is 221020279.
It is not an unprimeable number, because it can be changed into a prime (972020123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41497 + ... + 60547.
It is an arithmetic number, because the mean of its divisors is an integer number (92421252).
Almost surely, 2972020122 is an apocalyptic number.
972020122 is a deficient number, since it is larger than the sum of its proper divisors (506719910).
972020122 is a wasteful number, since it uses less digits than its factorization.
972020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19413.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 972020122 is about 31177.2372412951. The cubic root of 972020122 is about 990.5850101542.
The spelling of 972020122 in words is "nine hundred seventy-two million, twenty thousand, one hundred twenty-two".
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