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480752123 = 3115508133
BaseRepresentation
bin11100101001111…
…011000111111011
31020111121201221012
4130221323013323
51441033031443
6115412104135
714625216455
oct3451730773
91214551835
10480752123
11227410205
1211500504b
13787a6117
1447bc52d5
152c315118
hex1ca7b1fb

480752123 has 4 divisors (see below), whose sum is σ = 496260288. Its totient is φ = 465243960.

The previous prime is 480752093. The next prime is 480752131. The reversal of 480752123 is 321257084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 480752123 - 220 = 479703547 is a prime.

It is a super-3 number, since 3×4807521233 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 480752123.

It is not an unprimeable number, because it can be changed into a prime (480752323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7754036 + ... + 7754097.

It is an arithmetic number, because the mean of its divisors is an integer number (124065072).

Almost surely, 2480752123 is an apocalyptic number.

480752123 is a deficient number, since it is larger than the sum of its proper divisors (15508165).

480752123 is a wasteful number, since it uses less digits than its factorization.

480752123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15508164.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 480752123 is about 21926.0603620441. The cubic root of 480752123 is about 783.3822678751.

The spelling of 480752123 in words is "four hundred eighty million, seven hundred fifty-two thousand, one hundred twenty-three".

Divisors: 1 31 15508133 480752123