Base | Representation |
---|---|
bin | 10001110011111… |
… | …00010100010000 |
3 | 101102010122212022 |
4 | 20321330110100 |
5 | 301222010432 |
6 | 22454151012 |
7 | 3462636620 |
oct | 1071742420 |
9 | 342118768 |
10 | 149406992 |
11 | 77377759 |
12 | 42052468 |
13 | 24c52007 |
14 | 15bb2880 |
15 | d1b3b12 |
hex | 8e7c510 |
149406992 has 20 divisors (see below), whose sum is σ = 330830016. Its totient is φ = 64031520.
The previous prime is 149406923. The next prime is 149407001. The reversal of 149406992 is 299604941.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666884 + ... + 667107.
Almost surely, 2149406992 is an apocalyptic number.
It is an amenable number.
149406992 is an abundant number, since it is smaller than the sum of its proper divisors (181423024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149406992 is a wasteful number, since it uses less digits than its factorization.
149406992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1334006 (or 1334000 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 44.
The square root of 149406992 is about 12223.2152889491. The cubic root of 149406992 is about 530.6281764911.
The spelling of 149406992 in words is "one hundred forty-nine million, four hundred six thousand, nine hundred ninety-two".
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