Base | Representation |
---|---|
bin | 10001110011011… |
… | …10000101111010 |
3 | 101102000200221110 |
4 | 20321232011322 |
5 | 301213124410 |
6 | 22453021150 |
7 | 3462305016 |
oct | 1071560572 |
9 | 342020843 |
10 | 149348730 |
11 | 77337a03 |
12 | 420247b6 |
13 | 24c3163b |
14 | 15b99546 |
15 | d1a1720 |
hex | 8e6e17a |
149348730 has 16 divisors (see below), whose sum is σ = 358437024. Its totient is φ = 39826320.
The previous prime is 149348707. The next prime is 149348741. The reversal of 149348730 is 37843941.
It is a super-2 number, since 2×1493487302 = 44610086305225800, which contains 22 as substring.
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, 2489116 + ... + 2489175.
It is an arithmetic number, because the mean of its divisors is an integer number (22402314).
Almost surely, 2149348730 is an apocalyptic number.
149348730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149348730 is an abundant number, since it is smaller than the sum of its proper divisors (209088294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149348730 is a wasteful number, since it uses less digits than its factorization.
149348730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4978301.
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 149348730 is about 12220.8318047504. The cubic root of 149348730 is about 530.5591938243.
The spelling of 149348730 in words is "one hundred forty-nine million, three hundred forty-eight thousand, seven hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •