Base | Representation |
---|---|
bin | 11101101010010… |
… | …001100000000000 |
3 | 1021200100202200010 |
4 | 131222101200000 |
5 | 2004342332432 |
6 | 121213424520 |
7 | 15221465031 |
oct | 3552214000 |
9 | 1250322603 |
10 | 497620992 |
11 | 235992020 |
12 | 11a79b140 |
13 | 7c1312bb |
14 | 4a136a88 |
15 | 2da483cc |
hex | 1da91800 |
497620992 has 192 divisors, whose sum is σ = 1493856000. Its totient is φ = 145981440.
The previous prime is 497620969. The next prime is 497620999. The reversal of 497620992 is 299026794.
It is a tau number, because it is divible by the number of its divisors (192).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (497620999) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2500509 + ... + 2500707.
It is an arithmetic number, because the mean of its divisors is an integer number (7780500).
Almost surely, 2497620992 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 497620992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746928000).
497620992 is an abundant number, since it is smaller than the sum of its proper divisors (996235008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
497620992 is a wasteful number, since it uses less digits than its factorization.
497620992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272 (or 252 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 48.
The square root of 497620992 is about 22307.4201108062. The cubic root of 497620992 is about 792.4397109381.
The spelling of 497620992 in words is "four hundred ninety-seven million, six hundred twenty thousand, nine hundred ninety-two".
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