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2022042412 = 221322991187
BaseRepresentation
bin111100010000101…
…1110101100101100
312012220211101201201
41320201132230230
513120120324122
6532351215244
7101052035245
oct17041365454
95186741651
102022042412
11948432435
12485217524
13262bc4300
14152795ccc
15bc7b8a27
hex7885eb2c

2022042412 has 18 divisors (see below), whose sum is σ = 3831711828. Its totient is φ = 933250032.

The previous prime is 2022042409. The next prime is 2022042419. The reversal of 2022042412 is 2142402202.

It is a self number, because there is not a number n which added to its sum of digits gives 2022042412.

It is not an unprimeable number, because it can be changed into a prime (2022042419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1494918 + ... + 1496269.

Almost surely, 22022042412 is an apocalyptic number.

It is an amenable number.

2022042412 is a deficient number, since it is larger than the sum of its proper divisors (1809669416).

2022042412 is a wasteful number, since it uses less digits than its factorization.

2022042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991217 (or 2991202 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2022042412 is about 44967.1259032640. The cubic root of 2022042412 is about 1264.5327654179.

Adding to 2022042412 its reverse (2142402202), we get a palindrome (4164444614).

The spelling of 2022042412 in words is "two billion, twenty-two million, forty-two thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 169 338 676 2991187 5982374 11964748 38885431 77770862 155541724 505510603 1011021206 2022042412