Base | Representation |
---|---|
bin | 1110100011011… |
… | …11011111011000 |
3 | 22111201220000200 |
4 | 13101233133120 |
5 | 222223411410 |
6 | 20040502200 |
7 | 3011521560 |
oct | 721573730 |
9 | 274656020 |
10 | 122091480 |
11 | 62a10155 |
12 | 34a7a960 |
13 | 1c3a9ba4 |
14 | 12301da0 |
15 | aaba3c0 |
hex | 746f7d8 |
122091480 has 96 divisors (see below), whose sum is σ = 453492000. Its totient is φ = 27906048.
The previous prime is 122091457. The next prime is 122091509. The reversal of 122091480 is 84190221.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21705 + ... + 26744.
It is an arithmetic number, because the mean of its divisors is an integer number (4723875).
Almost surely, 2122091480 is an apocalyptic number.
122091480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122091480 is an abundant number, since it is smaller than the sum of its proper divisors (331400520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122091480 is a wasteful number, since it uses less digits than its factorization.
122091480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48473 (or 48466 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 122091480 is about 11049.5013462147. The cubic root of 122091480 is about 496.0915002023.
It can be divided in two parts, 12209 and 1480, that added together give a square (13689 = 1172).
The spelling of 122091480 in words is "one hundred twenty-two million, ninety-one thousand, four hundred eighty".
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