Base | Representation |
---|---|
bin | 10010000100000… |
… | …10101000111010 |
3 | 101120010112010210 |
4 | 21002002220322 |
5 | 302242430132 |
6 | 23011451550 |
7 | 3516661356 |
oct | 1102025072 |
9 | 346115123 |
10 | 151530042 |
11 | 78597844 |
12 | 428b6bb6 |
13 | 25516461 |
14 | 161a6466 |
15 | d482bcc |
hex | 9082a3a |
151530042 has 32 divisors (see below), whose sum is σ = 308405952. Its totient is φ = 49624704.
The previous prime is 151530037. The next prime is 151530053. The reversal of 151530042 is 240035151.
It is a super-2 number, since 2×1515300422 = 45922707257043528, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151488 + ... + 152484.
It is an arithmetic number, because the mean of its divisors is an integer number (9637686).
Almost surely, 2151530042 is an apocalyptic number.
151530042 is an abundant number, since it is smaller than the sum of its proper divisors (156875910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151530042 is a wasteful number, since it uses less digits than its factorization.
151530042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1422.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 151530042 is about 12309.7539374270. The cubic root of 151530042 is about 533.1297458194.
Adding to 151530042 its reverse (240035151), we get a palindrome (391565193).
The spelling of 151530042 in words is "one hundred fifty-one million, five hundred thirty thousand, forty-two".
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