Base | Representation |
---|---|
bin | 111001001110100111… |
… | …0100011001000000000 |
3 | 102202012220020110011002 |
4 | 1302131032203020000 |
5 | 4003143102433323 |
6 | 132242535311132 |
7 | 11610333410324 |
oct | 1623516431000 |
9 | 382186213132 |
10 | 122896921088 |
11 | 48136120887 |
12 | 1b999b1b4a8 |
13 | b78741a866 |
14 | 5d3bd99984 |
15 | 32e4487828 |
hex | 1c9d3a3200 |
122896921088 has 30 divisors (see below), whose sum is σ = 245569659489. Its totient is φ = 61444494336.
The previous prime is 122896920989. The next prime is 122896921097. The reversal of 122896921088 is 880129698221.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 87209177344 + 35687743744 = 295312^2 + 188912^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=247888.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7924670 + ... + 7940162.
Almost surely, 2122896921088 is an apocalyptic number.
It is an amenable number.
122896921088 is a deficient number, since it is larger than the sum of its proper divisors (122672738401).
122896921088 is an frugal number, since it uses more digits than its factorization.
122896921088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31004 (or 15495 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 56.
The spelling of 122896921088 in words is "one hundred twenty-two billion, eight hundred ninety-six million, nine hundred twenty-one thousand, eighty-eight".
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