Base | Representation |
---|---|
bin | 11101001111011… |
… | …001000100111100 |
3 | 1021012002202012121 |
4 | 131033121010330 |
5 | 2001041333030 |
6 | 120402412324 |
7 | 15104545210 |
oct | 3517310474 |
9 | 1235082177 |
10 | 490574140 |
11 | 231a09681 |
12 | 1183610a4 |
13 | 7a834974 |
14 | 49220940 |
15 | 2d10547a |
hex | 1d3d913c |
490574140 has 24 divisors (see below), whose sum is σ = 1177378272. Its totient is φ = 168196800.
The previous prime is 490574111. The next prime is 490574233. The reversal of 490574140 is 41475094.
It is a junction number, because it is equal to n+sod(n) for n = 490574096 and 490574105.
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, 1751911 + ... + 1752190.
It is an arithmetic number, because the mean of its divisors is an integer number (49057428).
Almost surely, 2490574140 is an apocalyptic number.
It is an amenable number.
490574140 is an abundant number, since it is smaller than the sum of its proper divisors (686804132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490574140 is a wasteful number, since it uses less digits than its factorization.
490574140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3504117 (or 3504115 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 490574140 is about 22148.9083252426. The cubic root of 490574140 is about 788.6813122960.
The spelling of 490574140 in words is "four hundred ninety million, five hundred seventy-four thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •