Base | Representation |
---|---|
bin | 101100011011010… |
… | …1010000111111101 |
3 | 10211220001120222000 |
4 | 1120312222013331 |
5 | 11023111121300 |
6 | 403531212513 |
7 | 51640640100 |
oct | 13066520775 |
9 | 3756046860 |
10 | 1490723325 |
11 | 6a5524553 |
12 | 3572a7139 |
13 | 1a9ac4a10 |
14 | 101daa737 |
15 | 8ad15c00 |
hex | 58daa1fd |
1490723325 has 144 divisors (see below), whose sum is σ = 3431655360. Its totient is φ = 628871040.
The previous prime is 1490723317. The next prime is 1490723327. The reversal of 1490723325 is 5233270941.
It is not a de Polignac number, because 1490723325 - 23 = 1490723317 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1490723325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1490723327) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 428242 + ... + 431708.
It is an arithmetic number, because the mean of its divisors is an integer number (23830940).
Almost surely, 21490723325 is an apocalyptic number.
1490723325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1490723325 is an abundant number, since it is smaller than the sum of its proper divisors (1940932035).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1490723325 is a wasteful number, since it uses less digits than its factorization.
1490723325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3513 (or 3495 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 1490723325 is about 38609.8863634691. The cubic root of 1490723325 is about 1142.3495517299.
The spelling of 1490723325 in words is "one billion, four hundred ninety million, seven hundred twenty-three thousand, three hundred twenty-five".
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