Base | Representation |
---|---|
bin | 10001110100110… |
… | …10001100101110 |
3 | 101102100212202120 |
4 | 20322122030232 |
5 | 301234420030 |
6 | 22500533410 |
7 | 3463656513 |
oct | 1072321456 |
9 | 342325676 |
10 | 149529390 |
11 | 7745070a |
12 | 420b1266 |
13 | 24c9593a |
14 | 15c0530a |
15 | d1da010 |
hex | 8e9a32e |
149529390 has 16 divisors (see below), whose sum is σ = 358870608. Its totient is φ = 39874496.
The previous prime is 149529353. The next prime is 149529431. The reversal of 149529390 is 93925941.
149529390 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2492127 + ... + 2492186.
It is an arithmetic number, because the mean of its divisors is an integer number (22429413).
Almost surely, 2149529390 is an apocalyptic number.
149529390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149529390 is an abundant number, since it is smaller than the sum of its proper divisors (209341218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149529390 is a wasteful number, since it uses less digits than its factorization.
149529390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4984323.
The product of its (nonzero) digits is 87480, while the sum is 42.
The square root of 149529390 is about 12228.2210480511. The cubic root of 149529390 is about 530.7730382969.
It can be divided in two parts, 14952 and 9390, that added together give a palindrome (24342).
The spelling of 149529390 in words is "one hundred forty-nine million, five hundred twenty-nine thousand, three hundred ninety".
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