Base | Representation |
---|---|
bin | 10001110011110… |
… | …11010100110000 |
3 | 101102010110021210 |
4 | 20321323110300 |
5 | 301221343203 |
6 | 22454120120 |
7 | 3462622023 |
oct | 1071732460 |
9 | 342113253 |
10 | 149402928 |
11 | 773746a4 |
12 | 42050040 |
13 | 24c501cc |
14 | 15bb11ba |
15 | d1b2803 |
hex | 8e7b530 |
149402928 has 40 divisors (see below), whose sum is σ = 406273600. Its totient is φ = 47179584.
The previous prime is 149402881. The next prime is 149402933. The reversal of 149402928 is 829204941.
149402928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 80998 + ... + 82821.
It is an arithmetic number, because the mean of its divisors is an integer number (10156840).
Almost surely, 2149402928 is an apocalyptic number.
It is an amenable number.
149402928 is an abundant number, since it is smaller than the sum of its proper divisors (256870672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149402928 is a wasteful number, since it uses less digits than its factorization.
149402928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163849 (or 163843 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 149402928 is about 12223.0490467804. The cubic root of 149402928 is about 530.6233652650.
The spelling of 149402928 in words is "one hundred forty-nine million, four hundred two thousand, nine hundred twenty-eight".
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