[go: up one dir, main page]

Search a number
-
+
2558022 = 23472193
BaseRepresentation
bin1001110000100001000110
311210221221120
421300201012
51123324042
6130454410
730512535
oct11604106
94727846
102558022
111497975
12a34406
136b742c
144a831c
15357dec
hex270846

2558022 has 24 divisors (see below), whose sum is σ = 5254296. Its totient is φ = 830208.

The previous prime is 2558021. The next prime is 2558029. The reversal of 2558022 is 2208552.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2557983 and 2558001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13158 + ... + 13350.

It is an arithmetic number, because the mean of its divisors is an integer number (218929).

22558022 is an apocalyptic number.

2558022 is an abundant number, since it is smaller than the sum of its proper divisors (2696274).

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

2558022 is a wasteful number, since it uses less digits than its factorization.

2558022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 245 counting only the distinct ones).

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

The square root of 2558022 is about 1599.3817555543. The cubic root of 2558022 is about 136.7628340266.

The spelling of 2558022 in words is "two million, five hundred fifty-eight thousand, twenty-two".

Divisors: 1 2 3 6 47 94 141 193 282 386 579 1158 2209 4418 6627 9071 13254 18142 27213 54426 426337 852674 1279011 2558022