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13120058 = 27937147
BaseRepresentation
bin110010000011…
…001000111010
3220200120100002
4302003020322
511324320213
61145113002
7216342620
oct62031072
926616302
1013120058
117451326
124488762
132944a63
141a57510
151242658
hexc8323a

13120058 has 8 divisors (see below), whose sum is σ = 22491552. Its totient is φ = 5622876.

The previous prime is 13120057. The next prime is 13120061. The reversal of 13120058 is 85002131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13120057) 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, 468560 + ... + 468587.

It is an arithmetic number, because the mean of its divisors is an integer number (2811444).

Almost surely, 213120058 is an apocalyptic number.

13120058 is a deficient number, since it is larger than the sum of its proper divisors (9371494).

13120058 is an equidigital number, since it uses as much as digits as its factorization.

13120058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937156.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 13120058 is about 3622.1620615318. The cubic root of 13120058 is about 235.8550891485.

Adding to 13120058 its reverse (85002131), we get a palindrome (98122189).

The spelling of 13120058 in words is "thirteen million, one hundred twenty thousand, fifty-eight".

Divisors: 1 2 7 14 937147 1874294 6560029 13120058