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28468498 = 219749171
BaseRepresentation
bin110110010011…
…0010100010010
31222120100102211
41230212110102
524241442443
62454102334
7463656352
oct154462422
958510384
1028468498
1115084893
12964a9aa
135b89b86
143ad0b62
15277519d
hex1b26512

28468498 has 8 divisors (see below), whose sum is σ = 44950320. Its totient is φ = 13485060.

The previous prime is 28468493. The next prime is 28468507. The reversal of 28468498 is 89486482.

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 (28468493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374548 + ... + 374623.

It is an arithmetic number, because the mean of its divisors is an integer number (5618790).

Almost surely, 228468498 is an apocalyptic number.

28468498 is a deficient number, since it is larger than the sum of its proper divisors (16481822).

28468498 is a wasteful number, since it uses less digits than its factorization.

28468498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749192.

The product of its digits is 884736, while the sum is 49.

The square root of 28468498 is about 5335.5878776382. The cubic root of 28468498 is about 305.3431522536.

The spelling of 28468498 in words is "twenty-eight million, four hundred sixty-eight thousand, four hundred ninety-eight".

Divisors: 1 2 19 38 749171 1498342 14234249 28468498