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55355300 = 225272111379
BaseRepresentation
bin1101001100101…
…0011110100100
310212011100012022
43103022132210
5103132332200
65254242312
71241340500
oct323123644
9125140168
1055355300
1129279290
1216656398
13b611b20
1474cd300
154cd6885
hex34ca7a4

55355300 has 216 divisors, whose sum is σ = 166239360. Its totient is φ = 15724800.

The previous prime is 55355297. The next prime is 55355309. The reversal of 55355300 is 355355.

55355300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 55355300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55355309) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 700661 + ... + 700739.

Almost surely, 255355300 is an apocalyptic number.

55355300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55355300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83119680).

55355300 is an abundant number, since it is smaller than the sum of its proper divisors (110884060).

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

55355300 is a wasteful number, since it uses less digits than its factorization.

55355300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 26.

The square root of 55355300 is about 7440.1142464347. The cubic root of 55355300 is about 381.1123914375.

Subtracting from 55355300 its reverse (355355), we obtain a palindrome (54999945).

It can be divided in two parts, 55355 and 300, that added together give a palindrome (55655).

The spelling of 55355300 in words is "fifty-five million, three hundred fifty-five thousand, three hundred".