Base | Representation |
---|---|
bin | 1101000101101101010010 |
3 | 20110022210100 |
4 | 31011231102 |
5 | 1334300000 |
6 | 201313230 |
7 | 41110434 |
oct | 15055522 |
9 | 6408710 |
10 | 3431250 |
11 | 1a33a49 |
12 | 1195816 |
13 | 931a34 |
14 | 654654 |
15 | 47ba00 |
hex | 345b52 |
3431250 has 72 divisors (see below), whose sum is σ = 9444708. Its totient is φ = 900000.
The previous prime is 3431243. The next prime is 3431261. The reversal of 3431250 is 521343.
3431250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 1279161 + 2152089 = 1131^2 + 1467^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 56220 + ... + 56280.
Almost surely, 23431250 is an apocalyptic number.
3431250 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 3431250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4722354).
3431250 is an abundant number, since it is smaller than the sum of its proper divisors (6013458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3431250 is an equidigital number, since it uses as much as digits as its factorization.
3431250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94 (or 71 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 3431250 is about 1852.3633552843. The cubic root of 3431250 is about 150.8287461001.
Subtracting from 3431250 its product of nonzero digits (360), we obtain a triangular number (3430890 = T2619).
Adding to 3431250 its reverse (521343), we get a palindrome (3952593).
The spelling of 3431250 in words is "three million, four hundred thirty-one thousand, two hundred fifty".
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