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2022221054 = 27144444361
BaseRepresentation
bin111100010001000…
…1010010011111110
312012221011110210002
41320202022103332
513120142033204
6532355114302
7101053411130
oct17042122376
95187143702
102022221054
11948544677
124852a2992
13262c57709
14152801050
15bc80191e
hex7888a4fe

2022221054 has 8 divisors (see below), whose sum is σ = 3466664688. Its totient is φ = 866666160.

The previous prime is 2022221041. The next prime is 2022221087. The reversal of 2022221054 is 4501222202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72222167 + ... + 72222194.

It is an arithmetic number, because the mean of its divisors is an integer number (433333086).

Almost surely, 22022221054 is an apocalyptic number.

2022221054 is a deficient number, since it is larger than the sum of its proper divisors (1444443634).

2022221054 is a wasteful number, since it uses less digits than its factorization.

2022221054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144444370.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2022221054 is about 44969.1122216127. The cubic root of 2022221054 is about 1264.5700036757.

Adding to 2022221054 its reverse (4501222202), we get a palindrome (6523443256).

The spelling of 2022221054 in words is "two billion, twenty-two million, two hundred twenty-one thousand, fifty-four".

Divisors: 1 2 7 14 144444361 288888722 1011110527 2022221054