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480231830 = 25133694091
BaseRepresentation
bin11100100111111…
…100000110010110
31020110122022020002
4130213330012112
51440414404310
6115353011302
714620621541
oct3447740626
91213568202
10480231830
11227095311
121149b3b32
1378653360
1447acb858
152c260da5
hex1c9fc196

480231830 has 16 divisors (see below), whose sum is σ = 930911184. Its totient is φ = 177316320.

The previous prime is 480231809. The next prime is 480231839. The reversal of 480231830 is 38132084.

It is a happy number.

It is a super-2 number, since 2×4802318302 = 461245221090297800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 480231793 and 480231802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480231839) 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, 1846916 + ... + 1847175.

It is an arithmetic number, because the mean of its divisors is an integer number (58181949).

Almost surely, 2480231830 is an apocalyptic number.

480231830 is a deficient number, since it is larger than the sum of its proper divisors (450679354).

480231830 is a wasteful number, since it uses less digits than its factorization.

480231830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694111.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 480231830 is about 21914.1924332155. The cubic root of 480231830 is about 783.0995612462.

The spelling of 480231830 in words is "four hundred eighty million, two hundred thirty-one thousand, eight hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 3694091 7388182 18470455 36940910 48023183 96046366 240115915 480231830