Base | Representation |
---|---|
bin | 100100010111000… |
… | …0101110101101100 |
3 | 10011000201120010011 |
4 | 1020232011311230 |
5 | 4444312321332 |
6 | 321021423004 |
7 | 42143121013 |
oct | 11056056554 |
9 | 3130646104 |
10 | 1220042092 |
11 | 576755755 |
12 | 2a070aa64 |
13 | 1659c0ac9 |
14 | b8069a7a |
15 | 72198e47 |
hex | 48b85d6c |
1220042092 has 12 divisors (see below), whose sum is σ = 2140296760. Its totient is φ = 608528736.
The previous prime is 1220042071. The next prime is 1220042113. The reversal of 1220042092 is 2902400221.
It is an interprime number because it is at equal distance from previous prime (1220042071) and next prime (1220042113).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371238 + ... + 374509.
Almost surely, 21220042092 is an apocalyptic number.
It is an amenable number.
1220042092 is a deficient number, since it is larger than the sum of its proper divisors (920254668).
1220042092 is a wasteful number, since it uses less digits than its factorization.
1220042092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 746160 (or 746158 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 1220042092 is about 34929.1009331760. The cubic root of 1220042092 is about 1068.5420186833.
The spelling of 1220042092 in words is "one billion, two hundred twenty million, forty-two thousand, ninety-two".
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