Base | Representation |
---|---|
bin | 10010000001110… |
… | …01111011010101 |
3 | 101112120101121002 |
4 | 21000321323111 |
5 | 302203412323 |
6 | 23001233045 |
7 | 3514311146 |
oct | 1100717325 |
9 | 345511532 |
10 | 151232213 |
11 | 78404000 |
12 | 42792785 |
13 | 25440a22 |
14 | 16129acd |
15 | d424828 |
hex | 9039ed5 |
151232213 has 8 divisors (see below), whose sum is σ = 166345536. Its totient is φ = 137482620.
The previous prime is 151232203. The next prime is 151232227. The reversal of 151232213 is 312232151.
151232213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 151232213 - 28 = 151231957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151232203) 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, 55481 + ... + 58142.
It is an arithmetic number, because the mean of its divisors is an integer number (20793192).
Almost surely, 2151232213 is an apocalyptic number.
It is an amenable number.
151232213 is a deficient number, since it is larger than the sum of its proper divisors (15113323).
151232213 is an equidigital number, since it uses as much as digits as its factorization.
151232213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113656 (or 113634 counting only the distinct ones).
The product of its digits is 360, while the sum is 20.
The square root of 151232213 is about 12297.6507106032. The cubic root of 151232213 is about 532.7802317607.
Adding to 151232213 its reverse (312232151), we get a palindrome (463464364).
The spelling of 151232213 in words is "one hundred fifty-one million, two hundred thirty-two thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •