Search a number
-
+
10230404222 = 25115202111
BaseRepresentation
bin10011000011100011…
…11001010001111110
3222101222022101022002
421201301321101332
5131422440413342
64411053022302
7511343000243
oct114161712176
928358271262
1010230404222
11437a884125
121b96184992
13c7065b72c
146d09bb5ca
153ed220d32
hex261c7947e

10230404222 has 4 divisors (see below), whose sum is σ = 15345606336. Its totient is φ = 5115202110.

The previous prime is 10230404203. The next prime is 10230404243. The reversal of 10230404222 is 22240403201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22240403201 = 82067271003.

It is a super-2 number, since 2×102304042222 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10230404194 and 10230404203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557601054 + ... + 2557601057.

It is an arithmetic number, because the mean of its divisors is an integer number (3836401584).

Almost surely, 210230404222 is an apocalyptic number.

10230404222 is a deficient number, since it is larger than the sum of its proper divisors (5115202114).

10230404222 is an equidigital number, since it uses as much as digits as its factorization.

10230404222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115202113.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 10230404222 its reverse (22240403201), we get a palindrome (32470807423).

The spelling of 10230404222 in words is "ten billion, two hundred thirty million, four hundred four thousand, two hundred twenty-two".

Divisors: 1 2 5115202111 10230404222