Base | Representation |
---|---|
bin | 111001001110011010… |
… | …0001100001001101101 |
3 | 102202012102020101121222 |
4 | 1302130310030021231 |
5 | 4003134320324440 |
6 | 132242131233125 |
7 | 11610220601111 |
oct | 1623464141155 |
9 | 382172211558 |
10 | 122890011245 |
11 | 48132231371 |
12 | 1b9977487a5 |
13 | b785b6b6b1 |
14 | 5d3b0bb741 |
15 | 32e3a702b5 |
hex | 1c9cd0c26d |
122890011245 has 8 divisors (see below), whose sum is σ = 147470364384. Its totient is φ = 98310441744.
The previous prime is 122890011229. The next prime is 122890011263. The reversal of 122890011245 is 542110098221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122890011245 - 24 = 122890011229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235442 + ... + 548828.
It is an arithmetic number, because the mean of its divisors is an integer number (18433795548).
Almost surely, 2122890011245 is an apocalyptic number.
It is an amenable number.
122890011245 is a deficient number, since it is larger than the sum of its proper divisors (24580353139).
122890011245 is an equidigital number, since it uses as much as digits as its factorization.
122890011245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 391819.
The product of its (nonzero) digits is 11520, while the sum is 35.
The spelling of 122890011245 in words is "one hundred twenty-two billion, eight hundred ninety million, eleven thousand, two hundred forty-five".
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