Base | Representation |
---|---|
bin | 1001000010011011110… |
… | …0110100110010101100 |
3 | 112211210012020012012101 |
4 | 2100212330310302230 |
5 | 10020444202123430 |
6 | 155155304144444 |
7 | 14134535534233 |
oct | 2204674646254 |
9 | 484705205171 |
10 | 155272301740 |
11 | 5a93a191516 |
12 | 26114468124 |
13 | 1184695b72a |
14 | 772da95b1a |
15 | 408b8c2dca |
hex | 2426f34cac |
155272301740 has 48 divisors (see below), whose sum is σ = 327477826368. Its totient is φ = 61841356544.
The previous prime is 155272301731. The next prime is 155272301773. The reversal of 155272301740 is 47103272551.
It is a self number, because there is not a number n which added to its sum of digits gives 155272301740.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12265254 + ... + 12277906.
It is an arithmetic number, because the mean of its divisors is an integer number (6822454716).
Almost surely, 2155272301740 is an apocalyptic number.
155272301740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
155272301740 is an abundant number, since it is smaller than the sum of its proper divisors (172205524628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155272301740 is a wasteful number, since it uses less digits than its factorization.
155272301740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15258 (or 15256 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 37.
The spelling of 155272301740 in words is "one hundred fifty-five billion, two hundred seventy-two million, three hundred one thousand, seven hundred forty".
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