Base | Representation |
---|---|
bin | 11110010001011… |
… | …11110000010000 |
3 | 122200212001021022 |
4 | 33020233300100 |
5 | 1010002412432 |
6 | 41111015012 |
7 | 6202355621 |
oct | 1710576020 |
9 | 580761238 |
10 | 253950992 |
11 | 120392159 |
12 | 7106a468 |
13 | 407c6b79 |
14 | 25a27a48 |
15 | 17464b12 |
hex | f22fc10 |
253950992 has 10 divisors (see below), whose sum is σ = 492030078. Its totient is φ = 126975488.
The previous prime is 253950973. The next prime is 253950997. The reversal of 253950992 is 299059352.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 198359056 + 55591936 = 14084^2 + 7456^2 .
It is a super-2 number, since 2×2539509922 = 128982212675568128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (253950997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7935953 + ... + 7935984.
Almost surely, 2253950992 is an apocalyptic number.
It is an amenable number.
253950992 is a deficient number, since it is larger than the sum of its proper divisors (238079086).
253950992 is a wasteful number, since it uses less digits than its factorization.
253950992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15871945 (or 15871939 counting only the distinct ones).
The product of its (nonzero) digits is 218700, while the sum is 44.
The square root of 253950992 is about 15935.8398586331. The cubic root of 253950992 is about 633.2618196876.
The spelling of 253950992 in words is "two hundred fifty-three million, nine hundred fifty thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •