Base | Representation |
---|---|
bin | 10010110001001… |
… | …11100001111001 |
3 | 101222021012111000 |
4 | 21120213201321 |
5 | 310301321223 |
6 | 23342355213 |
7 | 3621200661 |
oct | 1130474171 |
9 | 358235430 |
10 | 157448313 |
11 | 8096a280 |
12 | 4488bb09 |
13 | 268091a9 |
14 | 16ca71a1 |
15 | dc51543 |
hex | 9627879 |
157448313 has 16 divisors (see below), whose sum is σ = 254462400. Its totient is φ = 95423040.
The previous prime is 157448303. The next prime is 157448329. The reversal of 157448313 is 313844751.
It is a happy number.
157448313 is a `hidden beast` number, since 1 + 574 + 4 + 83 + 1 + 3 = 666.
157448313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 157448313 - 25 = 157448281 is a prime.
It is not an unprimeable number, because it can be changed into a prime (157448303) 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, 264768 + ... + 265361.
It is an arithmetic number, because the mean of its divisors is an integer number (15903900).
Almost surely, 2157448313 is an apocalyptic number.
It is an amenable number.
157448313 is a deficient number, since it is larger than the sum of its proper divisors (97014087).
157448313 is a wasteful number, since it uses less digits than its factorization.
157448313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 530149 (or 530143 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 157448313 is about 12547.8409696649. The cubic root of 157448313 is about 539.9820673057.
The spelling of 157448313 in words is "one hundred fifty-seven million, four hundred forty-eight thousand, three hundred thirteen".
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