Base | Representation |
---|---|
bin | 10010101111011… |
… | …10111001001000 |
3 | 101221211102020222 |
4 | 21113232321020 |
5 | 310221410303 |
6 | 23333405212 |
7 | 3616213433 |
oct | 1127567110 |
9 | 357742228 |
10 | 157216328 |
11 | 80820a55 |
12 | 44799808 |
13 | 26757719 |
14 | 16c4681a |
15 | dc07938 |
hex | 95eee48 |
157216328 has 16 divisors (see below), whose sum is σ = 295507500. Its totient is φ = 78414336.
The previous prime is 157216327. The next prime is 157216333. The reversal of 157216328 is 823612751.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 157201444 + 14884 = 12538^2 + 122^2 .
It is not an unprimeable number, because it can be changed into a prime (157216321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20753 + ... + 27296.
Almost surely, 2157216328 is an apocalyptic number.
It is an amenable number.
157216328 is a deficient number, since it is larger than the sum of its proper divisors (138291172).
157216328 is a wasteful number, since it uses less digits than its factorization.
157216328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48464 (or 48460 counting only the distinct ones).
The product of its digits is 20160, while the sum is 35.
The square root of 157216328 is about 12538.5935415420. The cubic root of 157216328 is about 539.7167330060.
The spelling of 157216328 in words is "one hundred fifty-seven million, two hundred sixteen thousand, three hundred twenty-eight".
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