Search a number
-
+
58875988381 = 78410855483
BaseRepresentation
bin110110110101010010…
…000100100110011101
312121222011120002200021
4312311102010212131
51431034223112011
643014112432141
74153000433620
oct666522044635
9177864502607
1058875988381
1122a72a62541
12b4b1548651
135723920162
142bc74a3db7
1517e8c27471
hexdb548499d

58875988381 has 4 divisors (see below), whose sum is σ = 67286843872. Its totient is φ = 50465132892.

The previous prime is 58875988321. The next prime is 58875988399. The reversal of 58875988381 is 18388957885.

58875988381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 58875988381 - 27 = 58875988253 is a prime.

It is a super-2 number, since 2×588759883812 (a number of 22 digits) contains 22 as substring.

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 58875988381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58875988321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4205427735 + ... + 4205427748.

It is an arithmetic number, because the mean of its divisors is an integer number (16821710968).

Almost surely, 258875988381 is an apocalyptic number.

It is an amenable number.

58875988381 is a deficient number, since it is larger than the sum of its proper divisors (8410855491).

58875988381 is an equidigital number, since it uses as much as digits as its factorization.

58875988381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8410855490.

The product of its digits is 154828800, while the sum is 70.

The spelling of 58875988381 in words is "fifty-eight billion, eight hundred seventy-five million, nine hundred eighty-eight thousand, three hundred eighty-one".

Divisors: 1 7 8410855483 58875988381