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427402 = 2297369
BaseRepresentation
bin1101000010110001010
3210201021201
41220112022
5102134102
613054414
73430033
oct1502612
9721251
10427402
11272128
1218740a
1311c701
14b1a8a
1586987
hex6858a

427402 has 8 divisors (see below), whose sum is σ = 663300. Its totient is φ = 206304.

The previous prime is 427381. The next prime is 427403. The reversal of 427402 is 204724.

427402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 398161 + 29241 = 631^2 + 171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 427402.

It is not an unprimeable number, because it can be changed into a prime (427403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3627 + ... + 3742.

2427402 is an apocalyptic number.

427402 is a deficient number, since it is larger than the sum of its proper divisors (235898).

427402 is a wasteful number, since it uses less digits than its factorization.

427402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7400.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 427402 is about 653.7598947626. The cubic root of 427402 is about 75.3261059364.

The spelling of 427402 in words is "four hundred twenty-seven thousand, four hundred two", and thus it is an iban number.

Divisors: 1 2 29 58 7369 14738 213701 427402