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487238063 = 13531813907
BaseRepresentation
bin11101000010101…
…010100110101111
31020221211020222012
4131002222212233
51444213104223
6120203111435
715034312064
oct3502524657
91227736865
10487238063
11230040194
1211721257b
1379c37360
14489d2c6b
152cb96c78
hex1d0aa9af

487238063 has 16 divisors (see below), whose sum is σ = 537709536. Its totient is φ = 438721920.

The previous prime is 487238057. The next prime is 487238069. The reversal of 487238063 is 360832784.

It is an interprime number because it is at equal distance from previous prime (487238057) and next prime (487238069).

It is not a de Polignac number, because 487238063 - 24 = 487238047 is a prime.

It is a Smith number, since the sum of its digits (41) 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 487238063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487238069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122756 + ... + 126662.

It is an arithmetic number, because the mean of its divisors is an integer number (33606846).

Almost surely, 2487238063 is an apocalyptic number.

487238063 is a deficient number, since it is larger than the sum of its proper divisors (50471473).

487238063 is a wasteful number, since it uses less digits than its factorization.

487238063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 487238063 is about 22073.4696638295. The cubic root of 487238063 is about 786.8894741581.

The spelling of 487238063 in words is "four hundred eighty-seven million, two hundred thirty-eight thousand, sixty-three".

Divisors: 1 13 53 181 689 2353 3907 9593 50791 124709 207071 707167 2691923 9193171 37479851 487238063