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18029482 = 247191803
BaseRepresentation
bin100010011000…
…1101110101010
31020220222210121
41010301232222
514103420412
61442233454
7306151042
oct104615652
936828717
1018029482
11a1a48a9
12605588a
133973543
142574722
1518b2107
hex1131baa

18029482 has 8 divisors (see below), whose sum is σ = 27619776. Its totient is φ = 8822892.

The previous prime is 18029477. The next prime is 18029483. The reversal of 18029482 is 28492081.

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

It is not an unprimeable number, because it can be changed into a prime (18029483) 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, 95808 + ... + 95995.

It is an arithmetic number, because the mean of its divisors is an integer number (3452472).

Almost surely, 218029482 is an apocalyptic number.

18029482 is a deficient number, since it is larger than the sum of its proper divisors (9590294).

18029482 is a wasteful number, since it uses less digits than its factorization.

18029482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191852.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 18029482 is about 4246.1137525978. The cubic root of 18029482 is about 262.2171441477.

The spelling of 18029482 in words is "eighteen million, twenty-nine thousand, four hundred eighty-two".

Divisors: 1 2 47 94 191803 383606 9014741 18029482