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80460028 = 22111828637
BaseRepresentation
bin1001100101110…
…11100011111100
312121101210102001
410302323203330
5131044210103
611552312044
71664620225
oct462734374
9177353361
1080460028
11414658a0
1222b42624
13138918ac
14a98624c
1570e501d
hex4cbb8fc

80460028 has 12 divisors (see below), whose sum is σ = 153605592. Its totient is φ = 36572720.

The previous prime is 80459987. The next prime is 80460043. The reversal of 80460028 is 82006408.

It is a super-2 number, since 2×804600282 = 12947632211521568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 80459978 and 80460005.

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, 914275 + ... + 914362.

It is an arithmetic number, because the mean of its divisors is an integer number (12800466).

Almost surely, 280460028 is an apocalyptic number.

It is an amenable number.

80460028 is a deficient number, since it is larger than the sum of its proper divisors (73145564).

80460028 is a wasteful number, since it uses less digits than its factorization.

80460028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828652 (or 1828650 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 80460028 is about 8969.9513934023. The cubic root of 80460028 is about 431.7112768421.

The spelling of 80460028 in words is "eighty million, four hundred sixty thousand, twenty-eight".

Divisors: 1 2 4 11 22 44 1828637 3657274 7314548 20115007 40230014 80460028