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18348367054 = 212497345223
BaseRepresentation
bin10001000101101001…
…011101110011001110
31202100201200121210011
4101011221131303032
5300034140221204
612232405103434
71216455355333
oct210551356316
952321617704
1018348367054
1178661a1816
1236809b7b7a
131965464434
14c60bd098a
15725c6d304
hex445a5dcce

18348367054 has 8 divisors (see below), whose sum is σ = 27544590000. Its totient is φ = 9166837056.

The previous prime is 18348367039. The next prime is 18348367061. The reversal of 18348367054 is 45076384381.

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

It is a junction number, because it is equal to n+sod(n) for n = 18348366989 and 18348367007.

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, 3670114 + ... + 3675109.

It is an arithmetic number, because the mean of its divisors is an integer number (3443073750).

Almost surely, 218348367054 is an apocalyptic number.

18348367054 is a deficient number, since it is larger than the sum of its proper divisors (9196222946).

18348367054 is a wasteful number, since it uses less digits than its factorization.

18348367054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7346474.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 18348367054 in words is "eighteen billion, three hundred forty-eight million, three hundred sixty-seven thousand, fifty-four".

Divisors: 1 2 1249 2498 7345223 14690446 9174183527 18348367054