Base | Representation |
---|---|
bin | 10001110101000… |
… | …01010101100100 |
3 | 101102102100212110 |
4 | 20322201111210 |
5 | 301241334003 |
6 | 22501321020 |
7 | 3464140662 |
oct | 1072412544 |
9 | 342370773 |
10 | 149558628 |
11 | 7747067a |
12 | 42106170 |
13 | 24ca603b |
14 | 15c11c32 |
15 | d1e3a03 |
hex | 8ea1564 |
149558628 has 24 divisors (see below), whose sum is σ = 354886560. Its totient is φ = 49007680.
The previous prime is 149558623. The next prime is 149558659. The reversal of 149558628 is 826855941.
It is not an unprimeable number, because it can be changed into a prime (149558623) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104913 + ... + 106328.
It is an arithmetic number, because the mean of its divisors is an integer number (14786940).
Almost surely, 2149558628 is an apocalyptic number.
It is an amenable number.
149558628 is an abundant number, since it is smaller than the sum of its proper divisors (205327932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149558628 is a wasteful number, since it uses less digits than its factorization.
149558628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211307 (or 211305 counting only the distinct ones).
The product of its digits is 691200, while the sum is 48.
The square root of 149558628 is about 12229.4165028426. The cubic root of 149558628 is about 530.8076306731.
The spelling of 149558628 in words is "one hundred forty-nine million, five hundred fifty-eight thousand, six hundred twenty-eight".
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