Base | Representation |
---|---|
bin | 10001110010101… |
… | …10010101010010 |
3 | 101101211202110000 |
4 | 20321112111102 |
5 | 301202021120 |
6 | 22450550430 |
7 | 3461421210 |
oct | 1071262522 |
9 | 341752400 |
10 | 149251410 |
11 | 77280880 |
12 | 41b98416 |
13 | 24bc9259 |
14 | 15b71cb0 |
15 | d182990 |
hex | 8e56552 |
149251410 has 160 divisors (see below), whose sum is σ = 500556672. Its totient is φ = 31000320.
The previous prime is 149251397. The next prime is 149251469. The reversal of 149251410 is 14152941.
149251410 is a `hidden beast` number, since 149 + 2 + 514 + 1 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is an unprimeable number.
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 in 79 ways as a sum of consecutive naturals, for example, 61174 + ... + 63566.
Almost surely, 2149251410 is an apocalyptic number.
149251410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 149251410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250278336).
149251410 is an abundant number, since it is smaller than the sum of its proper divisors (351305262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149251410 is a wasteful number, since it uses less digits than its factorization.
149251410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2430 (or 2421 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 149251410 is about 12216.8494301927. The cubic root of 149251410 is about 530.4439261547.
The spelling of 149251410 in words is "one hundred forty-nine million, two hundred fifty-one thousand, four hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •