Base | Representation |
---|---|
bin | 11101101011110… |
… | …111101001011110 |
3 | 1021201011000121100 |
4 | 131223313221132 |
5 | 2004444230030 |
6 | 121230413530 |
7 | 15225156612 |
oct | 3553675136 |
9 | 1251130540 |
10 | 498039390 |
11 | 236148402 |
12 | 11a9612a6 |
13 | 7c249884 |
14 | 4a205342 |
15 | 2dacc360 |
hex | 1daf7a5e |
498039390 has 48 divisors (see below), whose sum is σ = 1305128448. Its totient is φ = 131761728.
The previous prime is 498039389. The next prime is 498039407. The reversal of 498039390 is 93930894.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10357 + ... + 33216.
It is an arithmetic number, because the mean of its divisors is an integer number (27190176).
Almost surely, 2498039390 is an apocalyptic number.
498039390 is an abundant number, since it is smaller than the sum of its proper divisors (807089058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
498039390 is a wasteful number, since it uses less digits than its factorization.
498039390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43713 (or 43710 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The square root of 498039390 is about 22316.7961410235. The cubic root of 498039390 is about 792.6617422399.
The spelling of 498039390 in words is "four hundred ninety-eight million, thirty-nine thousand, three hundred ninety".
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