Base | Representation |
---|---|
bin | 111001011111100110… |
… | …0000011001100011110 |
3 | 102210200121100210000200 |
4 | 1302333030003030132 |
5 | 4010324433110413 |
6 | 132415251404330 |
7 | 11630422363203 |
oct | 1627714031436 |
9 | 383617323020 |
10 | 123466691358 |
11 | 483a88016aa |
12 | 1bb188b36a6 |
13 | b848490a2a |
14 | 5d93913caa |
15 | 33294d3573 |
hex | 1cbf30331e |
123466691358 has 12 divisors (see below), whose sum is σ = 267511164648. Its totient is φ = 41155563780.
The previous prime is 123466691353. The next prime is 123466691507. The reversal of 123466691358 is 853196664321.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123466691353) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3429630298 + ... + 3429630333.
It is an arithmetic number, because the mean of its divisors is an integer number (22292597054).
Almost surely, 2123466691358 is an apocalyptic number.
123466691358 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
123466691358 is an abundant number, since it is smaller than the sum of its proper divisors (144044473290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123466691358 is a wasteful number, since it uses less digits than its factorization.
123466691358 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6859260639 (or 6859260636 counting only the distinct ones).
The product of its digits is 5598720, while the sum is 54.
The spelling of 123466691358 in words is "one hundred twenty-three billion, four hundred sixty-six million, six hundred ninety-one thousand, three hundred fifty-eight".
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