Base | Representation |
---|---|
bin | 1011101101011… |
… | …1001101000010 |
3 | 10102102100110000 |
4 | 2323113031002 |
5 | 100033202340 |
6 | 4512420430 |
7 | 1134323151 |
oct | 273271502 |
9 | 112370400 |
10 | 49115970 |
11 | 257a7612 |
12 | 14547716 |
13 | a238c07 |
14 | 6747598 |
15 | 44a2d30 |
hex | 2ed7342 |
49115970 has 40 divisors (see below), whose sum is σ = 132069564. Its totient is φ = 13097376.
The previous prime is 49115953. The next prime is 49115993. The reversal of 49115970 is 7951194.
It can be written as a sum of positive squares in 2 ways, for example, as 45441081 + 3674889 = 6741^2 + 1917^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29509 + ... + 31128.
Almost surely, 249115970 is an apocalyptic number.
49115970 is an abundant number, since it is smaller than the sum of its proper divisors (82953594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49115970 is a wasteful number, since it uses less digits than its factorization.
49115970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60656 (or 60647 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 36.
The square root of 49115970 is about 7008.2786759660. The cubic root of 49115970 is about 366.2190304122.
It can be divided in two parts, 491 and 15970, that added together give a palindrome (16461).
The spelling of 49115970 in words is "forty-nine million, one hundred fifteen thousand, nine hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •