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55300705 = 518236067
BaseRepresentation
bin1101001011110…
…1001001100001
310212001120022021
43102331021201
5103124110310
65253141441
71241022355
oct322751141
9125046267
1055300705
1129241269
121662a881
13b5c3015
1474b7465
154cc55da
hex34bd261

55300705 has 8 divisors (see below), whose sum is σ = 66408192. Its totient is φ = 44209008.

The previous prime is 55300699. The next prime is 55300723. The reversal of 55300705 is 50700355.

It is a happy number.

55300705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 55300705 - 25 = 55300673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55300705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6082 + ... + 12148.

It is an arithmetic number, because the mean of its divisors is an integer number (8301024).

Almost surely, 255300705 is an apocalyptic number.

It is an amenable number.

55300705 is a deficient number, since it is larger than the sum of its proper divisors (11107487).

55300705 is a wasteful number, since it uses less digits than its factorization.

55300705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7895.

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 55300705 is about 7436.4443788682. Note that the first 3 decimals coincide. The cubic root of 55300705 is about 380.9870576085.

The spelling of 55300705 in words is "fifty-five million, three hundred thousand, seven hundred five".

Divisors: 1 5 1823 6067 9115 30335 11060141 55300705