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34424430 = 2353731013
BaseRepresentation
bin1000001101010…
…0011001101110
32101202221102220
42003110121232
532303040210
63225500210
7565413525
oct203243156
971687386
1034424430
1118482647
12b641666
137193ab1
1448014bc
15304ec70
hex20d466e

34424430 has 32 divisors (see below), whose sum is σ = 84854304. Its totient is φ = 8931456.

The previous prime is 34424419. The next prime is 34424431. The reversal of 34424430 is 3442443.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34424430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34424431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14397 + ... + 16616.

It is an arithmetic number, because the mean of its divisors is an integer number (2651697).

Almost surely, 234424430 is an apocalyptic number.

34424430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

34424430 is an abundant number, since it is smaller than the sum of its proper divisors (50429874).

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

34424430 is a wasteful number, since it uses less digits than its factorization.

34424430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31060.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 34424430 is about 5867.2335900320. The cubic root of 34424430 is about 325.3036373373.

Adding to 34424430 its reverse (3442443), we get a palindrome (37866873).

The spelling of 34424430 in words is "thirty-four million, four hundred twenty-four thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 31013 62026 93039 155065 186078 310130 465195 930390 1147481 2294962 3442443 5737405 6884886 11474810 17212215 34424430