Base | Representation |
---|---|
bin | 11110010000111… |
… | …00010010101000 |
3 | 122200200222220201 |
4 | 33020130102220 |
5 | 1004442340042 |
6 | 41105201544 |
7 | 6201604324 |
oct | 1710342250 |
9 | 580628821 |
10 | 253871272 |
11 | 120338276 |
12 | 710302b4 |
13 | 407997b5 |
14 | 25a06984 |
15 | 1744b1b7 |
hex | f21c4a8 |
253871272 has 32 divisors (see below), whose sum is σ = 487934280. Its totient is φ = 123784960.
The previous prime is 253871243. The next prime is 253871281. The reversal of 253871272 is 272178352.
It can be written as a sum of positive squares in 4 ways, for example, as 243796996 + 10074276 = 15614^2 + 3174^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71622 + ... + 75082.
Almost surely, 2253871272 is an apocalyptic number.
It is an amenable number.
253871272 is a deficient number, since it is larger than the sum of its proper divisors (234063008).
253871272 is a wasteful number, since it uses less digits than its factorization.
253871272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3693 (or 3689 counting only the distinct ones).
The product of its digits is 47040, while the sum is 37.
The square root of 253871272 is about 15933.3383821470. The cubic root of 253871272 is about 633.1955484813.
The spelling of 253871272 in words is "two hundred fifty-three million, eight hundred seventy-one thousand, two hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •