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80484893 = 1922718661
BaseRepresentation
bin1001100110000…
…01101000011101
312121110001111222
410303001220131
5131101004033
611553023125
71665052556
oct463015035
9177401458
1080484893
1141482545
1222b54aa5
131389ccc8
14a99132d
1570ec598
hex4cc1a1d

80484893 has 8 divisors (see below), whose sum is σ = 85098720. Its totient is φ = 75908880.

The previous prime is 80484881. The next prime is 80484913. The reversal of 80484893 is 39848408.

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

It is a cyclic number.

It is not a de Polignac number, because 80484893 - 210 = 80483869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80484823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5018 + ... + 13643.

It is an arithmetic number, because the mean of its divisors is an integer number (10637340).

Almost surely, 280484893 is an apocalyptic number.

It is an amenable number.

80484893 is a deficient number, since it is larger than the sum of its proper divisors (4613827).

80484893 is a wasteful number, since it uses less digits than its factorization.

80484893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18907.

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 80484893 is about 8971.3373027660. The cubic root of 80484893 is about 431.7557436230.

The spelling of 80484893 in words is "eighty million, four hundred eighty-four thousand, eight hundred ninety-three".

Divisors: 1 19 227 4313 18661 354559 4236047 80484893