Base | Representation |
---|---|
bin | 10010101111110… |
… | …00001101100100 |
3 | 101221220100121202 |
4 | 21113320031210 |
5 | 310224121000 |
6 | 23334302032 |
7 | 3616432634 |
oct | 1127701544 |
9 | 357810552 |
10 | 157254500 |
11 | 808476a7 |
12 | 447b7918 |
13 | 2676bc00 |
14 | 16c566c4 |
15 | dc13dd5 |
hex | 95f8364 |
157254500 has 72 divisors (see below), whose sum is σ = 372094632. Its totient is φ = 58032000.
The previous prime is 157254499. The next prime is 157254509. The reversal of 157254500 is 5452751.
157254500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 12 ways, for example, as 151388416 + 5866084 = 12304^2 + 2422^2 .
It is not an unprimeable number, because it can be changed into a prime (157254509) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83570 + ... + 85430.
It is an arithmetic number, because the mean of its divisors is an integer number (5167981).
Almost surely, 2157254500 is an apocalyptic number.
157254500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157254500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186047316).
157254500 is an abundant number, since it is smaller than the sum of its proper divisors (214840132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157254500 is a wasteful number, since it uses less digits than its factorization.
157254500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906 (or 1881 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 157254500 is about 12540.1156294510. The cubic root of 157254500 is about 539.7604104031.
The spelling of 157254500 in words is "one hundred fifty-seven million, two hundred fifty-four thousand, five hundred".
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