Base | Representation |
---|---|
bin | 10010000010011… |
… | …00010010000101 |
3 | 101112201012201200 |
4 | 21001030102011 |
5 | 302213314042 |
6 | 23003013113 |
7 | 3515043303 |
oct | 1101142205 |
9 | 345635650 |
10 | 151307397 |
11 | 7845553a |
12 | 4280a199 |
13 | 25469007 |
14 | 16149273 |
15 | d43bc4c |
hex | 904c485 |
151307397 has 12 divisors (see below), whose sum is σ = 218691564. Its totient is φ = 100808640.
The previous prime is 151307383. The next prime is 151307407. The reversal of 151307397 is 793703151.
It can be written as a sum of positive squares in 2 ways, for example, as 51926436 + 99380961 = 7206^2 + 9969^2 .
It is not a de Polignac number, because 151307397 - 26 = 151307333 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151307197) 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, 13497 + ... + 22017.
It is an arithmetic number, because the mean of its divisors is an integer number (18224297).
Almost surely, 2151307397 is an apocalyptic number.
It is an amenable number.
151307397 is a deficient number, since it is larger than the sum of its proper divisors (67384167).
151307397 is a wasteful number, since it uses less digits than its factorization.
151307397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10500 (or 10497 counting only the distinct ones).
The product of its (nonzero) digits is 19845, while the sum is 36.
The square root of 151307397 is about 12300.7071747928. The cubic root of 151307397 is about 532.8685064125.
The spelling of 151307397 in words is "one hundred fifty-one million, three hundred seven thousand, three hundred ninety-seven".
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