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55314430 = 2517325379
BaseRepresentation
bin1101001100000…
…0011111111110
310212002021010121
43103000133332
5103130030210
65253325154
71241110363
oct323003776
9125067117
1055314430
1129250606
12166367ba
13b5c9342
1474bc46a
154cc96da
hex34c07fe

55314430 has 16 divisors (see below), whose sum is σ = 105423120. Its totient is φ = 20824192.

The previous prime is 55314421. The next prime is 55314443. The reversal of 55314430 is 3441355.

It is a junction number, because it is equal to n+sod(n) for n = 55314395 and 55314404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162520 + ... + 162859.

It is an arithmetic number, because the mean of its divisors is an integer number (6588945).

Almost surely, 255314430 is an apocalyptic number.

55314430 is a deficient number, since it is larger than the sum of its proper divisors (50108690).

55314430 is a wasteful number, since it uses less digits than its factorization.

55314430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325403.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 55314430 is about 7437.3671416705. The cubic root of 55314430 is about 381.0185738724.

Adding to 55314430 its reverse (3441355), we get a palindrome (58755785).

The spelling of 55314430 in words is "fifty-five million, three hundred fourteen thousand, four hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 325379 650758 1626895 3253790 5531443 11062886 27657215 55314430