Base | Representation |
---|---|
bin | 10001110011110… |
… | …11100001111100 |
3 | 101102010111110001 |
4 | 20321323201330 |
5 | 301221410042 |
6 | 22454124044 |
7 | 3462624340 |
oct | 1071734174 |
9 | 342114401 |
10 | 149403772 |
11 | 773752a1 |
12 | 42050624 |
13 | 24c506cb |
14 | 15bb1620 |
15 | d1b2bb7 |
hex | 8e7b87c |
149403772 has 12 divisors (see below), whose sum is σ = 298807600. Its totient is φ = 64030176.
The previous prime is 149403739. The next prime is 149403799. The reversal of 149403772 is 277304941.
149403772 is an admirable number.
It is a congruent number.
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, 2667897 + ... + 2667952.
Almost surely, 2149403772 is an apocalyptic number.
It is an amenable number.
149403772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149403772 is a wasteful number, since it uses less digits than its factorization.
149403772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5335860 (or 5335858 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 37.
The square root of 149403772 is about 12223.0835716688. The cubic root of 149403772 is about 530.6243644540.
The spelling of 149403772 in words is "one hundred forty-nine million, four hundred three thousand, seven hundred seventy-two".
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