Base | Representation |
---|---|
bin | 110110010100… |
… | …1000011110111 |
3 | 1222120220212000 |
4 | 1230221003313 |
5 | 24242322420 |
6 | 2454230343 |
7 | 464034204 |
oct | 154510367 |
9 | 58526760 |
10 | 28479735 |
11 | 15092279 |
12 | 96553b3 |
13 | 5b9201b |
14 | 3ad4cab |
15 | 2778690 |
hex | 1b290f7 |
28479735 has 16 divisors (see below), whose sum is σ = 50630880. Its totient is φ = 15189120.
The previous prime is 28479719. The next prime is 28479739. The reversal of 28479735 is 53797482.
It is not a de Polignac number, because 28479735 - 24 = 28479719 is a prime.
It is a super-2 number, since 2×284797352 = 1622190611340450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28479739) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105346 + ... + 105615.
It is an arithmetic number, because the mean of its divisors is an integer number (3164430).
Almost surely, 228479735 is an apocalyptic number.
28479735 is a deficient number, since it is larger than the sum of its proper divisors (22151145).
28479735 is a wasteful number, since it uses less digits than its factorization.
28479735 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210975 (or 210969 counting only the distinct ones).
The product of its digits is 423360, while the sum is 45.
The square root of 28479735 is about 5336.6407973556. The cubic root of 28479735 is about 305.3833216794.
The spelling of 28479735 in words is "twenty-eight million, four hundred seventy-nine thousand, seven hundred thirty-five".
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