Base | Representation |
---|---|
bin | 10010000001000… |
… | …01001110010000 |
3 | 101112101020210100 |
4 | 21000201032100 |
5 | 302142143044 |
6 | 22555132400 |
7 | 3513410142 |
oct | 1100411620 |
9 | 345336710 |
10 | 151131024 |
11 | 78344a80 |
12 | 42744100 |
13 | 25406955 |
14 | 16100c92 |
15 | d404869 |
hex | 9021390 |
151131024 has 120 divisors (see below), whose sum is σ = 468086112. Its totient is φ = 45135360.
The previous prime is 151131017. The next prime is 151131031. The reversal of 151131024 is 420131151.
It is an interprime number because it is at equal distance from previous prime (151131017) and next prime (151131031).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 151130988 and 151131006.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114979 + ... + 116285.
Almost surely, 2151131024 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 151131024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234043056).
151131024 is an abundant number, since it is smaller than the sum of its proper divisors (316955088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151131024 is a wasteful number, since it uses less digits than its factorization.
151131024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1405 (or 1396 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 151131024 is about 12293.5358623953. The cubic root of 151131024 is about 532.6613780538.
Adding to 151131024 its reverse (420131151), we get a palindrome (571262175).
The spelling of 151131024 in words is "one hundred fifty-one million, one hundred thirty-one thousand, twenty-four".
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