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6864054398 = 23432027199
BaseRepresentation
bin1100110010010000…
…10010100001111110
3122201100221002110222
412121020102201332
5103024144220043
63053040301342
7332045333255
oct63110224176
918640832428
106864054398
112a02641733
1213b6911852
138550b8166
1449188d79c
152a2913d68
hex19921287e

6864054398 has 4 divisors (see below), whose sum is σ = 10296081600. Its totient is φ = 3432027198.

The previous prime is 6864054397. The next prime is 6864054403. The reversal of 6864054398 is 8934504686.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6864054397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1716013598 + ... + 1716013601.

It is an arithmetic number, because the mean of its divisors is an integer number (2574020400).

Almost surely, 26864054398 is an apocalyptic number.

6864054398 is a deficient number, since it is larger than the sum of its proper divisors (3432027202).

6864054398 is a wasteful number, since it uses less digits than its factorization.

6864054398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432027201.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The square root of 6864054398 is about 82849.5890032051. The cubic root of 6864054398 is about 1900.4665888254.

The spelling of 6864054398 in words is "six billion, eight hundred sixty-four million, fifty-four thousand, three hundred ninety-eight".

Divisors: 1 2 3432027199 6864054398