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58690893 = 319563631
BaseRepresentation
bin1101111111100…
…0110101001101
311002102210202210
43133320311031
5110011102033
65453541033
71311602322
oct337706515
9132383683
1058690893
1130147378
12177a4779
13c20c151
147b1ab49
155244d63
hex37f8d4d

58690893 has 4 divisors (see below), whose sum is σ = 78254528. Its totient is φ = 39127260.

The previous prime is 58690889. The next prime is 58690897. The reversal of 58690893 is 39809685.

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 an interprime number because it is at equal distance from previous prime (58690889) and next prime (58690897).

It is not a de Polignac number, because 58690893 - 22 = 58690889 is a prime.

It is a super-2 number, since 2×586908932 = 6889241842274898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58690897) 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 3 ways as a sum of consecutive naturals, for example, 9781813 + ... + 9781818.

It is an arithmetic number, because the mean of its divisors is an integer number (19563632).

Almost surely, 258690893 is an apocalyptic number.

It is an amenable number.

58690893 is a deficient number, since it is larger than the sum of its proper divisors (19563635).

58690893 is a wasteful number, since it uses less digits than its factorization.

58690893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19563634.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 58690893 is about 7660.9981725621. The cubic root of 58690893 is about 388.6185906967.

The spelling of 58690893 in words is "fifty-eight million, six hundred ninety thousand, eight hundred ninety-three".

Divisors: 1 3 19563631 58690893