Base | Representation |
---|---|
bin | 1110001000010001110 |
3 | 212112002210 |
4 | 1301002032 |
5 | 104303430 |
6 | 13531250 |
7 | 3635553 |
oct | 1610216 |
9 | 775083 |
10 | 462990 |
11 | 296940 |
12 | 1a3b26 |
13 | 132978 |
14 | c0a2a |
15 | 922b0 |
hex | 7108e |
462990 has 64 divisors (see below), whose sum is σ = 1285632. Its totient is φ = 105600.
The previous prime is 462983. The next prime is 463003. The reversal of 462990 is 99264.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
462990 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7560 + ... + 7620.
It is an arithmetic number, because the mean of its divisors is an integer number (20088).
2462990 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 462990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642816).
462990 is an abundant number, since it is smaller than the sum of its proper divisors (822642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
462990 is a wasteful number, since it uses less digits than its factorization.
It is an anagram of its base 11 representation: 462990 = (296940)11.
462990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 462990 is about 680.4336852332. The cubic root of 462990 is about 77.3613198019.
The spelling of 462990 in words is "four hundred sixty-two thousand, nine hundred ninety".
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