Base | Representation |
---|---|
bin | 111001011110100000… |
… | …1000011001001001100 |
3 | 102210121001210112011202 |
4 | 1302331001003021030 |
5 | 4010241121100012 |
6 | 132411510405032 |
7 | 11626500561254 |
oct | 1627501031114 |
9 | 383531715152 |
10 | 123430253132 |
11 | 4838a18406a |
12 | 1bb08660778 |
13 | b840a73454 |
14 | 5d8cb4a964 |
15 | 33261d6cc2 |
hex | 1cbd04324c |
123430253132 has 6 divisors (see below), whose sum is σ = 216002942988. Its totient is φ = 61715126564.
The previous prime is 123430253123. The next prime is 123430253179. The reversal of 123430253132 is 231352034321.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 123430253095 and 123430253104.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15428781638 + ... + 15428781645.
It is an arithmetic number, because the mean of its divisors is an integer number (36000490498).
Almost surely, 2123430253132 is an apocalyptic number.
It is an amenable number.
123430253132 is a deficient number, since it is larger than the sum of its proper divisors (92572689856).
123430253132 is a wasteful number, since it uses less digits than its factorization.
123430253132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30857563287 (or 30857563285 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 29.
Adding to 123430253132 its reverse (231352034321), we get a palindrome (354782287453).
The spelling of 123430253132 in words is "one hundred twenty-three billion, four hundred thirty million, two hundred fifty-three thousand, one hundred thirty-two".
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