Base | Representation |
---|---|
bin | 10001110111110… |
… | …11111000010101 |
3 | 101110010012121012 |
4 | 20323323320111 |
5 | 301340220433 |
6 | 22513302005 |
7 | 3500244140 |
oct | 1073737025 |
9 | 343105535 |
10 | 149929493 |
11 | 776a427a |
12 | 42264905 |
13 | 250a5a9c |
14 | 15cab057 |
15 | d268848 |
hex | 8efbe15 |
149929493 has 8 divisors (see below), whose sum is σ = 173761920. Its totient is φ = 126700560.
The previous prime is 149929487. The next prime is 149929499. The reversal of 149929493 is 394929941.
It is an interprime number because it is at equal distance from previous prime (149929487) and next prime (149929499).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 149929493 - 216 = 149863957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149929499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150338 + ... + 151331.
It is an arithmetic number, because the mean of its divisors is an integer number (21720240).
Almost surely, 2149929493 is an apocalyptic number.
It is an amenable number.
149929493 is a deficient number, since it is larger than the sum of its proper divisors (23832427).
149929493 is an equidigital number, since it uses as much as digits as its factorization.
149929493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 301747.
The product of its digits is 629856, while the sum is 50.
The square root of 149929493 is about 12244.5699393650. The cubic root of 149929493 is about 531.2460216911.
The spelling of 149929493 in words is "one hundred forty-nine million, nine hundred twenty-nine thousand, four hundred ninety-three".
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