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245058 = 23114779
BaseRepresentation
bin111011110101000010
3110110011020
4323311002
530320213
65130310
72040312
oct736502
9413136
10245058
11158130
12b9996
1387708
1465442
154c923
hex3bd42

245058 has 32 divisors (see below), whose sum is σ = 552960. Its totient is φ = 71760.

The previous prime is 245039. The next prime is 245071. The reversal of 245058 is 850542.

It is a Curzon number.

It is a nialpdrome in base 12 and base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3063 + ... + 3141.

It is an arithmetic number, because the mean of its divisors is an integer number (17280).

2245058 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276480).

245058 is an abundant number, since it is smaller than the sum of its proper divisors (307902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245058 is a wasteful number, since it uses less digits than its factorization.

245058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 245058 is about 495.0333322111. The cubic root of 245058 is about 62.5781848200.

The spelling of 245058 in words is "two hundred forty-five thousand, fifty-eight".

Divisors: 1 2 3 6 11 22 33 47 66 79 94 141 158 237 282 474 517 869 1034 1551 1738 2607 3102 3713 5214 7426 11139 22278 40843 81686 122529 245058