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22485191419 = 199311282083
BaseRepresentation
bin10100111100001110…
…001100101011111011
32011001000212001222101
4110330032030223323
5332022202111134
614155103404231
71424126654635
oct247416145373
964030761871
1022485191419
119599339129
1244362b3677
1321745208c2
14113439da55
158b901de14
hex53c38cafb

22485191419 has 4 divisors (see below), whose sum is σ = 22496475496. Its totient is φ = 22473907344.

The previous prime is 22485191411. The next prime is 22485191431. The reversal of 22485191419 is 91419158422.

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

It is a cyclic number.

It is not a de Polignac number, because 22485191419 - 23 = 22485191411 is a prime.

It is a super-2 number, since 2×224851914192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22485191411) 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, 5639049 + ... + 5643034.

It is an arithmetic number, because the mean of its divisors is an integer number (5624118874).

Almost surely, 222485191419 is an apocalyptic number.

22485191419 is a deficient number, since it is larger than the sum of its proper divisors (11284077).

22485191419 is a wasteful number, since it uses less digits than its factorization.

22485191419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11284076.

The product of its digits is 207360, while the sum is 46.

The spelling of 22485191419 in words is "twenty-two billion, four hundred eighty-five million, one hundred ninety-one thousand, four hundred nineteen".

Divisors: 1 1993 11282083 22485191419