Base | Representation |
---|---|
bin | 111000110111011101… |
… | …1010100111100011010 |
3 | 102200012202120101120000 |
4 | 1301232323110330122 |
5 | 4000100223132310 |
6 | 132033510113430 |
7 | 11552151660252 |
oct | 1615673247432 |
9 | 380182511500 |
10 | 122120130330 |
11 | 478776a2450 |
12 | 1b80194b876 |
13 | b692502a63 |
14 | 5ca6b52962 |
15 | 329b1974c0 |
hex | 1c6eed4f1a |
122120130330 has 80 divisors (see below), whose sum is σ = 358219075104. Its totient is φ = 29604877920.
The previous prime is 122120130287. The next prime is 122120130367. The reversal of 122120130330 is 33031021221.
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 39 ways as a sum of consecutive naturals, for example, 6844072 + ... + 6861891.
Almost surely, 2122120130330 is an apocalyptic number.
122120130330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122120130330 is an abundant number, since it is smaller than the sum of its proper divisors (236098944774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122120130330 is a wasteful number, since it uses less digits than its factorization.
122120130330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13705993 (or 13705984 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 122120130330 its reverse (33031021221), we get a palindrome (155151151551).
The spelling of 122120130330 in words is "one hundred twenty-two billion, one hundred twenty million, one hundred thirty thousand, three hundred thirty".
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