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102424430 = 25101310111
BaseRepresentation
bin1100001101011…
…01111101101110
321010201200220102
412012231331232
5202210040210
614055151102
72352410333
oct606557556
9233650812
10102424430
11528a7a99
122a375492
13182b2194
14d86298a
158ed2ea5
hex61adf6e

102424430 has 16 divisors (see below), whose sum is σ = 184564224. Its totient is φ = 40925280.

The previous prime is 102424393. The next prime is 102424447. The reversal of 102424430 is 34424201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5075 + ... + 15185.

It is an arithmetic number, because the mean of its divisors is an integer number (11535264).

Almost surely, 2102424430 is an apocalyptic number.

102424430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102424430 is a deficient number, since it is larger than the sum of its proper divisors (82139794).

102424430 is a wasteful number, since it uses less digits than its factorization.

102424430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11131.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 102424430 is about 10120.4955412272. The cubic root of 102424430 is about 467.8800402356.

Adding to 102424430 its reverse (34424201), we get a palindrome (136848631).

The spelling of 102424430 in words is "one hundred two million, four hundred twenty-four thousand, four hundred thirty".

Divisors: 1 2 5 10 1013 2026 5065 10111 10130 20222 50555 101110 10242443 20484886 51212215 102424430