Base | Representation |
---|---|
bin | 10010110001001… |
… | …11110100011100 |
3 | 101222021021002222 |
4 | 21120213310130 |
5 | 310301341000 |
6 | 23342404512 |
7 | 3621204305 |
oct | 1130476434 |
9 | 358237088 |
10 | 157449500 |
11 | 8097015a |
12 | 44890738 |
13 | 268098b0 |
14 | 16ca77ac |
15 | dc51a85 |
hex | 9627d1c |
157449500 has 48 divisors (see below), whose sum is σ = 370336512. Its totient is φ = 58132800.
The previous prime is 157449499. The next prime is 157449503. The reversal of 157449500 is 5944751.
157449500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157449503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5612 + ... + 18611.
It is an arithmetic number, because the mean of its divisors is an integer number (7715344).
Almost surely, 2157449500 is an apocalyptic number.
157449500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157449500 is an abundant number, since it is smaller than the sum of its proper divisors (212887012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157449500 is a wasteful number, since it uses less digits than its factorization.
157449500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24255 (or 24243 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 35.
The square root of 157449500 is about 12547.8882685494. Note that the first 3 decimals coincide. The cubic root of 157449500 is about 539.9834242740.
The spelling of 157449500 in words is "one hundred fifty-seven million, four hundred forty-nine thousand, five hundred".
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