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480130391 = 13180120507
BaseRepresentation
bin11100100111100…
…011010101010111
31020110110011002002
4130213203111113
51440403133031
6115350505515
714620020026
oct3447432527
91213404062
10480130391
11227026084
1211496529b
1378619130
1447aa28bd
152c240ccb
hex1c9e3557

480130391 has 8 divisors (see below), whose sum is σ = 517375824. Its totient is φ = 442929600.

The previous prime is 480130381. The next prime is 480130423. The reversal of 480130391 is 193031084.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 480130391 - 210 = 480129367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480130381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13160 + ... + 33666.

It is an arithmetic number, because the mean of its divisors is an integer number (64671978).

Almost surely, 2480130391 is an apocalyptic number.

480130391 is a deficient number, since it is larger than the sum of its proper divisors (37245433).

480130391 is a wasteful number, since it uses less digits than its factorization.

480130391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22321.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 480130391 is about 21911.8778519779. The cubic root of 480130391 is about 783.0444195243.

The spelling of 480130391 in words is "four hundred eighty million, one hundred thirty thousand, three hundred ninety-one".

Divisors: 1 13 1801 20507 23413 266591 36933107 480130391