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2022201401 = 11183836491
BaseRepresentation
bin111100010001000…
…0101100000111001
312012221010110211012
41320202011200321
513120140421101
6532354443305
7101053266623
oct17042054071
95187113735
102022201401
11948530930
12485293535
13262c4b79c
141527d7c13
15bc7eabbb
hex78885839

2022201401 has 4 divisors (see below), whose sum is σ = 2206037904. Its totient is φ = 1838364900.

The previous prime is 2022201383. The next prime is 2022201403. The reversal of 2022201401 is 1041022202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2022201401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2022201403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91918235 + ... + 91918256.

It is an arithmetic number, because the mean of its divisors is an integer number (551509476).

Almost surely, 22022201401 is an apocalyptic number.

It is an amenable number.

2022201401 is a deficient number, since it is larger than the sum of its proper divisors (183836503).

2022201401 is a wasteful number, since it uses less digits than its factorization.

2022201401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183836502.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2022201401 is about 44968.8937044264. The cubic root of 2022201401 is about 1264.5659070786.

Adding to 2022201401 its reverse (1041022202), we get a palindrome (3063223603).

The spelling of 2022201401 in words is "two billion, twenty-two million, two hundred one thousand, four hundred one".

Divisors: 1 11 183836491 2022201401