Base | Representation |
---|---|
bin | 10010001010111… |
… | …00100001110001 |
3 | 101121210212101021 |
4 | 21011130201301 |
5 | 303010010023 |
6 | 23042535441 |
7 | 3530366335 |
oct | 1105344161 |
9 | 347725337 |
10 | 152422513 |
11 | 79047321 |
12 | 43067581 |
13 | 25769749 |
14 | 163597c5 |
15 | d5ac35d |
hex | 915c871 |
152422513 has 4 divisors (see below), whose sum is σ = 152550628. Its totient is φ = 152294400.
The previous prime is 152422481. The next prime is 152422537. The reversal of 152422513 is 315224251.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 58874929 + 93547584 = 7673^2 + 9672^2 .
It is a cyclic number.
It is not a de Polignac number, because 152422513 - 25 = 152422481 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152422213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62256 + ... + 64657.
It is an arithmetic number, because the mean of its divisors is an integer number (38137657).
Almost surely, 2152422513 is an apocalyptic number.
It is an amenable number.
152422513 is a deficient number, since it is larger than the sum of its proper divisors (128115).
152422513 is a wasteful number, since it uses less digits than its factorization.
152422513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128114.
The product of its digits is 2400, while the sum is 25.
The square root of 152422513 is about 12345.9512796706. The cubic root of 152422513 is about 534.1743610410.
Adding to 152422513 its reverse (315224251), we get a palindrome (467646764).
The spelling of 152422513 in words is "one hundred fifty-two million, four hundred twenty-two thousand, five hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •