Base | Representation |
---|---|
bin | 1001100001000… |
… | …0101111111010 |
3 | 2210002212101110 |
4 | 2120100233322 |
5 | 40204230430 |
6 | 3543301150 |
7 | 663160530 |
oct | 230205772 |
9 | 83085343 |
10 | 39914490 |
11 | 20592390 |
12 | 1144a7b6 |
13 | 8366955 |
14 | 5430150 |
15 | 37867b0 |
hex | 2610bfa |
39914490 has 128 divisors (see below), whose sum is σ = 122923008. Its totient is φ = 8052480.
The previous prime is 39914447. The next prime is 39914509. The reversal of 39914490 is 9441993.
39914490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 85237 + ... + 85703.
It is an arithmetic number, because the mean of its divisors is an integer number (960336).
Almost surely, 239914490 is an apocalyptic number.
39914490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 39914490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61461504).
39914490 is an abundant number, since it is smaller than the sum of its proper divisors (83008518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39914490 is a wasteful number, since it uses less digits than its factorization.
39914490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532.
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 39914490 is about 6317.7915445193. The cubic root of 39914490 is about 341.7513154002.
It can be divided in two parts, 39914 and 490, that added together give a palindrome (40404).
The spelling of 39914490 in words is "thirty-nine million, nine hundred fourteen thousand, four hundred ninety".
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