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481830 = 23516061
BaseRepresentation
bin1110101101000100110
3220110221120
41311220212
5110404310
614154410
74044516
oct1655046
9813846
10481830
112aa008
121b2a06
1313b40b
14c7846
1597b70
hex75a26

481830 has 16 divisors (see below), whose sum is σ = 1156464. Its totient is φ = 128480.

The previous prime is 481813. The next prime is 481837. The reversal of 481830 is 38184.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 481830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8001 + ... + 8060.

It is an arithmetic number, because the mean of its divisors is an integer number (72279).

2481830 is an apocalyptic number.

481830 is an abundant number, since it is smaller than the sum of its proper divisors (674634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

481830 is a wasteful number, since it uses less digits than its factorization.

481830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16071.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 481830 is about 694.1397553807. The cubic root of 481830 is about 78.3967295248.

The spelling of 481830 in words is "four hundred eighty-one thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 16061 32122 48183 80305 96366 160610 240915 481830