Base | Representation |
---|---|
bin | 10001110110001… |
… | …10110111110101 |
3 | 101102201011202201 |
4 | 20323012313311 |
5 | 301311243443 |
6 | 22504504501 |
7 | 3465351136 |
oct | 1073066765 |
9 | 342634681 |
10 | 149712373 |
11 | 77566138 |
12 | 4217b131 |
13 | 2502b005 |
14 | 15c51c8d |
15 | d22434d |
hex | 8ec6df5 |
149712373 has 4 divisors (see below), whose sum is σ = 149778720. Its totient is φ = 149646028.
The previous prime is 149712349. The next prime is 149712379. The reversal of 149712373 is 373217941.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 149712373 - 25 = 149712341 is a prime.
It is a super-2 number, since 2×1497123732 = 44827589258582258, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149712379) 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 3 ways as a sum of consecutive naturals, for example, 29665 + ... + 34342.
It is an arithmetic number, because the mean of its divisors is an integer number (37444680).
Almost surely, 2149712373 is an apocalyptic number.
It is an amenable number.
149712373 is a deficient number, since it is larger than the sum of its proper divisors (66347).
149712373 is an equidigital number, since it uses as much as digits as its factorization.
149712373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66346.
The product of its digits is 31752, while the sum is 37.
The square root of 149712373 is about 12235.7007563932. The cubic root of 149712373 is about 530.9894569615.
The spelling of 149712373 in words is "one hundred forty-nine million, seven hundred twelve thousand, three hundred seventy-three".
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