Base | Representation |
---|---|
bin | 10001110010110… |
… | …01000110001101 |
3 | 101101212022222101 |
4 | 20321121012031 |
5 | 301202401413 |
6 | 22451115101 |
7 | 3461466214 |
oct | 1071310615 |
9 | 341768871 |
10 | 149262733 |
11 | 77289334 |
12 | 41ba2a91 |
13 | 24c01459 |
14 | 15b7607b |
15 | d185edd |
hex | 8e5918d |
149262733 has 4 divisors (see below), whose sum is σ = 150352380. Its totient is φ = 148173088.
The previous prime is 149262731. The next prime is 149262779. The reversal of 149262733 is 337262941.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 337262941 = 1049 ⋅321509.
It can be written as a sum of positive squares in 2 ways, for example, as 47293129 + 101969604 = 6877^2 + 10098^2 .
It is a cyclic number.
It is not a de Polignac number, because 149262733 - 21 = 149262731 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 149262692 and 149262701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149262731) 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 3 ways as a sum of consecutive naturals, for example, 544618 + ... + 544891.
It is an arithmetic number, because the mean of its divisors is an integer number (37588095).
Almost surely, 2149262733 is an apocalyptic number.
It is an amenable number.
149262733 is a deficient number, since it is larger than the sum of its proper divisors (1089647).
149262733 is a wasteful number, since it uses less digits than its factorization.
149262733 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1089646.
The product of its digits is 54432, while the sum is 37.
The square root of 149262733 is about 12217.3128387547. The cubic root of 149262733 is about 530.4573399078.
The spelling of 149262733 in words is "one hundred forty-nine million, two hundred sixty-two thousand, seven hundred thirty-three".
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