Search a number
-
+
22222030001 = 791791571461
BaseRepresentation
bin10100101100100010…
…010100010010110001
32010100200200002101012
4110230202110102301
5331002314430001
614113023120305
71414453065323
oct245442242261
963320602335
1022222030001
119473836056
124382143095
132131b506a2
14110b459613
158a0d8a2bb
hex52c8944b1

22222030001 has 8 divisors (see below), whose sum is σ = 22629052800. Its totient is φ = 21818150640.

The previous prime is 22222029967. The next prime is 22222030007. The reversal of 22222030001 is 10003022222.

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

It is a cyclic number.

It is not a de Polignac number, because 22222030001 - 230 = 21148288177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222030007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771590 + ... + 799871.

It is an arithmetic number, because the mean of its divisors is an integer number (2828631600).

Almost surely, 222222030001 is an apocalyptic number.

It is an amenable number.

22222030001 is a deficient number, since it is larger than the sum of its proper divisors (407022799).

22222030001 is a wasteful number, since it uses less digits than its factorization.

22222030001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571719.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22222030001 its reverse (10003022222), we get a palindrome (32225052223).

The spelling of 22222030001 in words is "twenty-two billion, two hundred twenty-two million, thirty thousand, one".

Divisors: 1 79 179 14141 1571461 124145419 281291519 22222030001