Base | Representation |
---|---|
bin | 10001110101100… |
… | …00010111110100 |
3 | 101102112111100100 |
4 | 20322300113310 |
5 | 301300321322 |
6 | 22502514100 |
7 | 3464515350 |
oct | 1072602764 |
9 | 342474310 |
10 | 149620212 |
11 | 77502975 |
12 | 42135930 |
13 | 24cc8091 |
14 | 15c2a460 |
15 | d206dac |
hex | 8eb05f4 |
149620212 has 72 divisors (see below), whose sum is σ = 455000000. Its totient is φ = 40497408.
The previous prime is 149620201. The next prime is 149620243. The reversal of 149620212 is 212026941.
149620212 is a `hidden beast` number, since 14 + 9 + 620 + 21 + 2 = 666.
149620212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10837 + ... + 20412.
Almost surely, 2149620212 is an apocalyptic number.
149620212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
149620212 is an abundant number, since it is smaller than the sum of its proper divisors (305379788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149620212 is a wasteful number, since it uses less digits than its factorization.
149620212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31285 (or 31280 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 149620212 is about 12231.9341070822. The cubic root of 149620212 is about 530.8804778496.
The spelling of 149620212 in words is "one hundred forty-nine million, six hundred twenty thousand, two hundred twelve".
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