Base | Representation |
---|---|
bin | 1101001111110011011… |
… | …10001101111101000000 |
3 | 1121111211222010002212020 |
4 | 12213321232031331000 |
5 | 24424132232134030 |
6 | 545033112201440 |
7 | 44612214303165 |
oct | 6477156157500 |
9 | 1544758102766 |
10 | 455161208640 |
11 | 16603a6aa936 |
12 | 74268699280 |
13 | 33bc9761578 |
14 | 1805c15a06c |
15 | bc8e43a510 |
hex | 69f9b8df40 |
455161208640 has 112 divisors (see below), whose sum is σ = 1454707743360. Its totient is φ = 120572467200.
The previous prime is 455161208627. The next prime is 455161208651. The reversal of 455161208640 is 46802161554.
It is a super-2 number, since 2×4551612086402 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 455161208592 and 455161208601.
It is a congruent number.
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, 1424995 + ... + 1714914.
Almost surely, 2455161208640 is an apocalyptic number.
455161208640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
455161208640 is an abundant number, since it is smaller than the sum of its proper divisors (999546534720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455161208640 is a wasteful number, since it uses less digits than its factorization.
455161208640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3140080 (or 3140070 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 42.
The spelling of 455161208640 in words is "four hundred fifty-five billion, one hundred sixty-one million, two hundred eight thousand, six hundred forty".
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