Base | Representation |
---|---|
bin | 10010110001010… |
… | …00000001010000 |
3 | 101222021022020100 |
4 | 21120220001100 |
5 | 310301402240 |
6 | 23342412400 |
7 | 3621206556 |
oct | 1130500120 |
9 | 358238210 |
10 | 157450320 |
11 | 80970835 |
12 | 44891100 |
13 | 2680a091 |
14 | 16ca7bd6 |
15 | dc51e30 |
hex | 9628050 |
157450320 has 60 divisors (see below), whose sum is σ = 528773076. Its totient is φ = 41986560.
The previous prime is 157450301. The next prime is 157450327. The reversal of 157450320 is 23054751.
It is a happy number.
157450320 is a `hidden beast` number, since 157 + 4 + 503 + 2 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 18870336 + 138579984 = 4344^2 + 11772^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157450327) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108621 + ... + 110060.
Almost surely, 2157450320 is an apocalyptic number.
157450320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157450320 is an abundant number, since it is smaller than the sum of its proper divisors (371322756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157450320 is a wasteful number, since it uses less digits than its factorization.
157450320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218700 (or 218691 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 157450320 is about 12547.9209433276. The cubic root of 157450320 is about 539.9843616870.
The spelling of 157450320 in words is "one hundred fifty-seven million, four hundred fifty thousand, three hundred twenty".
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