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1427204 = 221989211
BaseRepresentation
bin101011100011100000100
32200111202102
411130130010
5331132304
650331232
715062642
oct5343404
92614672
101427204
11895309
12589b18
133ac7cc
14292192
151d2d1e
hex15c704

1427204 has 24 divisors (see below), whose sum is σ = 2671200. Its totient is φ = 665280.

The previous prime is 1427191. The next prime is 1427221. The reversal of 1427204 is 4027241.

1427204 = 802 + 812 + ... + 1682.

It is a super-2 number, since 2×14272042 = 4073822515232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6659 + ... + 6869.

It is an arithmetic number, because the mean of its divisors is an integer number (111300).

21427204 is an apocalyptic number.

It is an amenable number.

1427204 is a deficient number, since it is larger than the sum of its proper divisors (1243996).

1427204 is a wasteful number, since it uses less digits than its factorization.

1427204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 1427204 is about 1194.6564359681. The cubic root of 1427204 is about 112.5888417570.

The spelling of 1427204 in words is "one million, four hundred twenty-seven thousand, two hundred four".

Divisors: 1 2 4 19 38 76 89 178 211 356 422 844 1691 3382 4009 6764 8018 16036 18779 37558 75116 356801 713602 1427204