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58780417 = 72478111
BaseRepresentation
bin1110000000111…
…0101100000001
311002121100120111
43200032230001
5110021433132
65455511321
71312424323
oct340165401
9132540514
1058780417
11301a8663
1217828541
13c240b17
147b41613
155261647
hex380eb01

58780417 has 4 divisors (see below), whose sum is σ = 58795776. Its totient is φ = 58765060.

The previous prime is 58780411. The next prime is 58780439. The reversal of 58780417 is 71408785.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 58780417 - 27 = 58780289 is a prime.

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 58780417.

It is not an unprimeable number, because it can be changed into a prime (58780411) 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, 3192 + ... + 11302.

It is an arithmetic number, because the mean of its divisors is an integer number (14698944).

Almost surely, 258780417 is an apocalyptic number.

It is an amenable number.

58780417 is a deficient number, since it is larger than the sum of its proper divisors (15359).

58780417 is an equidigital number, since it uses as much as digits as its factorization.

58780417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15358.

The product of its (nonzero) digits is 62720, while the sum is 40.

The square root of 58780417 is about 7666.8387879230. The cubic root of 58780417 is about 388.8160830992.

The spelling of 58780417 in words is "fifty-eight million, seven hundred eighty thousand, four hundred seventeen".

Divisors: 1 7247 8111 58780417