Base | Representation |
---|---|
bin | 10001110010000… |
… | …10000101000010 |
3 | 101101200112122102 |
4 | 20321002011002 |
5 | 301141342300 |
6 | 22445110402 |
7 | 3460624304 |
oct | 1071020502 |
9 | 341615572 |
10 | 149168450 |
11 | 77224512 |
12 | 41b58402 |
13 | 24b9a572 |
14 | 15b4d974 |
15 | d1680d5 |
hex | 8e42142 |
149168450 has 24 divisors (see below), whose sum is σ = 280579140. Its totient is φ = 58995200.
The previous prime is 149168441. The next prime is 149168473. The reversal of 149168450 is 54861941.
It can be written as a sum of positive squares in 6 ways, for example, as 18774889 + 130393561 = 4333^2 + 11419^2 .
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12311 + ... + 21210.
Almost surely, 2149168450 is an apocalyptic number.
149168450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149168450 is a deficient number, since it is larger than the sum of its proper divisors (131410690).
149168450 is a wasteful number, since it uses less digits than its factorization.
149168450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33622 (or 33617 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 149168450 is about 12213.4536475151. The cubic root of 149168450 is about 530.3456271749.
The spelling of 149168450 in words is "one hundred forty-nine million, one hundred sixty-eight thousand, four hundred fifty".
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