Base | Representation |
---|---|
bin | 111001011110010001… |
… | …0110000110100101010 |
3 | 102210120111212011102022 |
4 | 1302330202300310222 |
5 | 4010232103020040 |
6 | 132411024304442 |
7 | 11626343233400 |
oct | 1627442606452 |
9 | 383514764368 |
10 | 123422313770 |
11 | 48385751108 |
12 | 1bb05a72122 |
13 | b83c2237c2 |
14 | 5d8ba81470 |
15 | 33256696b5 |
hex | 1cbc8b0d2a |
123422313770 has 48 divisors (see below), whose sum is σ = 265415878440. Its totient is φ = 41172534144.
The previous prime is 123422313661. The next prime is 123422313793. The reversal of 123422313770 is 77313224321.
It can be written as a sum of positive squares in 4 ways, for example, as 114032509969 + 9389803801 = 337687^2 + 96901^2 .
It is a super-2 number, since 2×1234223137702 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 123422313770.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3385685 + ... + 3421944.
Almost surely, 2123422313770 is an apocalyptic number.
123422313770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123422313770 is an abundant number, since it is smaller than the sum of its proper divisors (141993564670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123422313770 is a wasteful number, since it uses less digits than its factorization.
123422313770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6807687 (or 6807680 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 35.
The spelling of 123422313770 in words is "one hundred twenty-three billion, four hundred twenty-two million, three hundred thirteen thousand, seven hundred seventy".
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