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1427450 = 25228549
BaseRepresentation
bin101011100011111111010
32200112002112
411130133322
5331134300
650332322
715063443
oct5343772
92615075
101427450
11895512
1258a0a2
133ac95b
142922ca
151d2e35
hex15c7fa

1427450 has 12 divisors (see below), whose sum is σ = 2655150. Its totient is φ = 570960.

The previous prime is 1427431. The next prime is 1427453. The reversal of 1427450 is 547241.

It can be written as a sum of positive squares in 3 ways, for example, as 829921 + 597529 = 911^2 + 773^2 .

It is a super-2 number, since 2×14274502 = 4075227005000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1427453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14225 + ... + 14324.

21427450 is an apocalyptic number.

1427450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1427450 is a deficient number, since it is larger than the sum of its proper divisors (1227700).

1427450 is a wasteful number, since it uses less digits than its factorization.

1427450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28561 (or 28556 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1427450 is about 1194.7593900029. The cubic root of 1427450 is about 112.5953101768.

The spelling of 1427450 in words is "one million, four hundred twenty-seven thousand, four hundred fifty".

Divisors: 1 2 5 10 25 50 28549 57098 142745 285490 713725 1427450