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1047012 = 22387251
BaseRepresentation
bin11111111100111100100
31222012020020
43333213210
5232001022
634235140
711620341
oct3774744
91865206
101047012
116556aa
12425ab0
132a8745
141d37c8
1515a35c
hexff9e4

1047012 has 12 divisors (see below), whose sum is σ = 2443056. Its totient is φ = 349000.

The previous prime is 1046999. The next prime is 1047031. The reversal of 1047012 is 2107401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1046982 and 1047000.

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, 43614 + ... + 43637.

It is an arithmetic number, because the mean of its divisors is an integer number (203588).

21047012 is an apocalyptic number.

1047012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1047012 is an abundant number, since it is smaller than the sum of its proper divisors (1396044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1047012 is a wasteful number, since it uses less digits than its factorization.

1047012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87258 (or 87256 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 1047012 is about 1023.2360431494. The cubic root of 1047012 is about 101.5431316281.

The spelling of 1047012 in words is "one million, forty-seven thousand, twelve".

Divisors: 1 2 3 4 6 12 87251 174502 261753 349004 523506 1047012