Base | Representation |
---|---|
bin | 10010000000011… |
… | …00010100110111 |
3 | 101112012220101020 |
4 | 21000030110313 |
5 | 302131423211 |
6 | 22553232223 |
7 | 3512602455 |
oct | 1100142467 |
9 | 345186336 |
10 | 151045431 |
11 | 78296739 |
12 | 42702673 |
13 | 253a69c4 |
14 | 160bb9d5 |
15 | d3d9306 |
hex | 900c537 |
151045431 has 8 divisors (see below), whose sum is σ = 201619584. Its totient is φ = 100584120.
The previous prime is 151045429. The next prime is 151045441. The reversal of 151045431 is 134540151.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 151045431 - 21 = 151045429 is a prime.
It is a super-2 number, since 2×1510454312 = 45629444451951522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151045441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25035 + ... + 30476.
It is an arithmetic number, because the mean of its divisors is an integer number (25202448).
Almost surely, 2151045431 is an apocalyptic number.
151045431 is a deficient number, since it is larger than the sum of its proper divisors (50574153).
151045431 is an equidigital number, since it uses as much as digits as its factorization.
151045431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56421.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 151045431 is about 12290.0541495959. The cubic root of 151045431 is about 532.5608015389.
Adding to 151045431 its reverse (134540151), we get a palindrome (285585582).
The spelling of 151045431 in words is "one hundred fifty-one million, forty-five thousand, four hundred thirty-one".
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