Base | Representation |
---|---|
bin | 1001001011110000010… |
… | …0000110011111110010 |
3 | 120002020112122100212200 |
4 | 2102330010012133302 |
5 | 10041110121430300 |
6 | 200251432404030 |
7 | 14253533665263 |
oct | 2227404063762 |
9 | 502215570780 |
10 | 157774014450 |
11 | 60a03355288 |
12 | 266b2246616 |
13 | 11b5503a600 |
14 | 78ca03096a |
15 | 418633b200 |
hex | 24bc1067f2 |
157774014450 has 108 divisors (see below), whose sum is σ = 459001238670. Its totient is φ = 38836661760.
The previous prime is 157774014427. The next prime is 157774014451. The reversal of 157774014450 is 54410477751.
157774014450 is a `hidden beast` number, since 1 + 577 + 74 + 0 + 1 + 4 + 4 + 5 + 0 = 666.
It can be written as a sum of positive squares in 9 ways, for example, as 32375164761 + 125398849689 = 179931^2 + 354117^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a junction number, because it is equal to n+sod(n) for n = 157774014396 and 157774014405.
It is not an unprimeable number, because it can be changed into a prime (157774014451) by changing a digit.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 961255 + ... + 1113354.
Almost surely, 2157774014450 is an apocalyptic number.
157774014450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157774014450 is an abundant number, since it is smaller than the sum of its proper divisors (301227224220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157774014450 is a wasteful number, since it uses less digits than its factorization.
157774014450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2074653 (or 2074632 counting only the distinct ones).
The product of its (nonzero) digits is 548800, while the sum is 45.
The spelling of 157774014450 in words is "one hundred fifty-seven billion, seven hundred seventy-four million, fourteen thousand, four hundred fifty".
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