Base | Representation |
---|---|
bin | 10001111000101… |
… | …10111101101111 |
3 | 101110022211210000 |
4 | 20330112331233 |
5 | 301402243211 |
6 | 22515515343 |
7 | 3501215442 |
oct | 1074267557 |
9 | 343284700 |
10 | 150040431 |
11 | 7776a662 |
12 | 422b8b53 |
13 | 25114428 |
14 | 15cd9659 |
15 | d28b656 |
hex | 8f16f6f |
150040431 has 20 divisors (see below), whose sum is σ = 233882352. Its totient is φ = 95676768.
The previous prime is 150040393. The next prime is 150040433. The reversal of 150040431 is 134040051.
It is a happy number.
It is not a de Polignac number, because 150040431 - 29 = 150039919 is a prime.
It is a super-2 number, since 2×1500404312 = 45024261869331522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150040433) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38406 + ... + 42131.
Almost surely, 2150040431 is an apocalyptic number.
150040431 is a deficient number, since it is larger than the sum of its proper divisors (83841921).
150040431 is an equidigital number, since it uses as much as digits as its factorization.
150040431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80572 (or 80563 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 150040431 is about 12249.0991913691. The cubic root of 150040431 is about 531.3770184680.
Adding to 150040431 its reverse (134040051), we get a palindrome (284080482).
The spelling of 150040431 in words is "one hundred fifty million, forty thousand, four hundred thirty-one".
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