Base | Representation |
---|---|
bin | 10001110010101… |
… | …11000010100100 |
3 | 101101211220102100 |
4 | 20321113002210 |
5 | 301202114213 |
6 | 22451012100 |
7 | 3461432520 |
oct | 1071270244 |
9 | 341756370 |
10 | 149254308 |
11 | 77282a75 |
12 | 41b9a030 |
13 | 24bca678 |
14 | 15b72d80 |
15 | d183773 |
hex | 8e570a4 |
149254308 has 72 divisors (see below), whose sum is σ = 434383040. Its totient is φ = 42327360.
The previous prime is 149254297. The next prime is 149254327. The reversal of 149254308 is 803452941.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32898 + ... + 37158.
Almost surely, 2149254308 is an apocalyptic number.
149254308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149254308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217191520).
149254308 is an abundant number, since it is smaller than the sum of its proper divisors (285128732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149254308 is a wasteful number, since it uses less digits than its factorization.
149254308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4417 (or 4412 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 149254308 is about 12216.9680363010. The cubic root of 149254308 is about 530.4473593250.
The spelling of 149254308 in words is "one hundred forty-nine million, two hundred fifty-four thousand, three hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •