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2022602401 = 2338680697
BaseRepresentation
bin111100010001110…
…0111011010100001
312012221212211220001
41320203213122201
513120241234101
6532411220001
7101056560001
oct17043473241
95187784801
102022602401
11948785136
12485447601
1326305c171
141528a0001
15bc879901
hex788e76a1

2022602401 has 4 divisors (see below), whose sum is σ = 2031283332. Its totient is φ = 2013921472.

The previous prime is 2022602399. The next prime is 2022602411. The reversal of 2022602401 is 1042062202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 247244176 + 1775358225 = 15724^2 + 42135^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022602401 - 21 = 2022602399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2022602411) 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, 4340116 + ... + 4340581.

It is an arithmetic number, because the mean of its divisors is an integer number (507820833).

Almost surely, 22022602401 is an apocalyptic number.

It is an amenable number.

2022602401 is a deficient number, since it is larger than the sum of its proper divisors (8680931).

2022602401 is an equidigital number, since it uses as much as digits as its factorization.

2022602401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8680930.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2022602401 is about 44973.3521210061. The cubic root of 2022602401 is about 1264.6494888316.

Adding to 2022602401 its reverse (1042062202), we get a palindrome (3064664603).

The spelling of 2022602401 in words is "two billion, twenty-two million, six hundred two thousand, four hundred one".

Divisors: 1 233 8680697 2022602401