Base | Representation |
---|---|
bin | 10010000100001… |
… | …00101001101000 |
3 | 101120010221102220 |
4 | 21002010221220 |
5 | 302243211110 |
6 | 23011554040 |
7 | 3520024365 |
oct | 1102045150 |
9 | 346127386 |
10 | 151538280 |
11 | 785a2a53 |
12 | 428bb920 |
13 | 2551a12a |
14 | 161a946c |
15 | d485370 |
hex | 9084a68 |
151538280 has 32 divisors (see below), whose sum is σ = 454615200. Its totient is φ = 40410176.
The previous prime is 151538267. The next prime is 151538287. The reversal of 151538280 is 82835151.
It is a happy number.
151538280 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (151538287) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631290 + ... + 631529.
It is an arithmetic number, because the mean of its divisors is an integer number (14206725).
Almost surely, 2151538280 is an apocalyptic number.
151538280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151538280 is an abundant number, since it is smaller than the sum of its proper divisors (303076920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151538280 is a wasteful number, since it uses less digits than its factorization.
151538280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1262833 (or 1262829 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 33.
The square root of 151538280 is about 12310.0885455792. The cubic root of 151538280 is about 533.1394069251.
The spelling of 151538280 in words is "one hundred fifty-one million, five hundred thirty-eight thousand, two hundred eighty".
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