Base | Representation |
---|---|
bin | 10001110001000… |
… | …00001001100011 |
3 | 101101102111000012 |
4 | 20320200021203 |
5 | 301122420400 |
6 | 22442115135 |
7 | 3456505160 |
oct | 1070401143 |
9 | 341374005 |
10 | 149029475 |
11 | 7713a061 |
12 | 41aabaab |
13 | 24b4c22a |
14 | 15b15067 |
15 | d13bd35 |
hex | 8e20263 |
149029475 has 12 divisors (see below), whose sum is σ = 211196304. Its totient is φ = 102191520.
The previous prime is 149029453. The next prime is 149029477. The reversal of 149029475 is 574920941.
It is not a de Polignac number, because 149029475 - 214 = 149013091 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149029477) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 425624 + ... + 425973.
It is an arithmetic number, because the mean of its divisors is an integer number (17599692).
Almost surely, 2149029475 is an apocalyptic number.
149029475 is a deficient number, since it is larger than the sum of its proper divisors (62166829).
149029475 is an equidigital number, since it uses as much as digits as its factorization.
149029475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851614 (or 851609 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 41.
The square root of 149029475 is about 12207.7628990737. The cubic root of 149029475 is about 530.1808745417.
The spelling of 149029475 in words is "one hundred forty-nine million, twenty-nine thousand, four hundred seventy-five".
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