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1430 = 251113
BaseRepresentation
bin10110010110
31221222
4112112
521210
610342
74112
oct2626
91858
101430
111090
129b2
13860
14742
15655
hex596

1430 has 16 divisors (see below), whose sum is σ = 3024. Its totient is φ = 480.

The previous prime is 1429. The next prime is 1433. The reversal of 1430 is 341.

Adding to 1430 its reverse (341), we get a palindrome (1771).

Subtracting from 1430 its reverse (341), we obtain a square (1089 = 332).

It can be divided in two parts, 14 and 30, that added together give a palindrome (44).

1430 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is the 8-th Catalan number.

It is an alternating number because its digits alternate between odd and even.

1430 is an undulating number in base 8.

It is a Curzon number.

It is a nialpdrome in base 13, base 14 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104 + ... + 116.

It is an arithmetic number, because the mean of its divisors is an integer number (189).

1430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1430 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1512).

1430 is a wasteful number, since it uses less digits than its factorization.

1430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 1430 is about 37.8153408024. The cubic root of 1430 is about 11.2662317133.

The spelling of 1430 in words is "one thousand, four hundred thirty".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430