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58121341 = 401144941
BaseRepresentation
bin1101110110110…
…1110001111101
311001100212111021
43131231301331
5104334340331
65433424141
71304010655
oct335556175
9131325437
1058121341
112a898473
121756b051
13c06cb35
147a0d365
155181211
hex376dc7d

58121341 has 4 divisors (see below), whose sum is σ = 58266684. Its totient is φ = 57976000.

The previous prime is 58121303. The next prime is 58121347. The reversal of 58121341 is 14312185.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14312185 = 52862437.

It can be written as a sum of positive squares in 2 ways, for example, as 35748441 + 22372900 = 5979^2 + 4730^2 .

It is a cyclic number.

It is not a de Polignac number, because 58121341 - 211 = 58119293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58121347) 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, 72070 + ... + 72871.

It is an arithmetic number, because the mean of its divisors is an integer number (14566671).

Almost surely, 258121341 is an apocalyptic number.

It is an amenable number.

58121341 is a deficient number, since it is larger than the sum of its proper divisors (145343).

58121341 is a wasteful number, since it uses less digits than its factorization.

58121341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145342.

The product of its digits is 960, while the sum is 25.

The square root of 58121341 is about 7623.7353705385. The cubic root of 58121341 is about 387.3574162895.

The spelling of 58121341 in words is "fifty-eight million, one hundred twenty-one thousand, three hundred forty-one".

Divisors: 1 401 144941 58121341