Base | Representation |
---|---|
bin | 10001110100000… |
… | …00101111001101 |
3 | 101102011120201000 |
4 | 20322000233031 |
5 | 301223100401 |
6 | 22454410513 |
7 | 3463043460 |
oct | 1072005715 |
9 | 342146630 |
10 | 149425101 |
11 | 7738a321 |
12 | 42060a39 |
13 | 24c5a327 |
14 | 15bb92d7 |
15 | d1b9186 |
hex | 8e80bcd |
149425101 has 32 divisors (see below), whose sum is σ = 266316800. Its totient is φ = 80889840.
The previous prime is 149425099. The next prime is 149425147. The reversal of 149425101 is 101524941.
149425101 is a `hidden beast` number, since 149 + 4 + 2 + 510 + 1 = 666.
It is not a de Polignac number, because 149425101 - 21 = 149425099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149425201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17215 + ... + 24396.
It is an arithmetic number, because the mean of its divisors is an integer number (8322400).
Almost surely, 2149425101 is an apocalyptic number.
It is an amenable number.
149425101 is a deficient number, since it is larger than the sum of its proper divisors (116891699).
149425101 is a wasteful number, since it uses less digits than its factorization.
149425101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41646 (or 41640 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 149425101 is about 12223.9560290440. The cubic root of 149425101 is about 530.6496140363.
The spelling of 149425101 in words is "one hundred forty-nine million, four hundred twenty-five thousand, one hundred one".
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