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55613005300 = 22524491238597
BaseRepresentation
bin110011110010110010…
…110001110111110100
312022112202200101101001
4303302302301313310
51402343412132200
641314231413044
74006066513456
oct636262616764
9168482611331
1055613005300
1121649101006
12a940824184
1353238cb938
142997da22d6
1516a753776a
hexcf2cb1df4

55613005300 has 36 divisors (see below), whose sum is σ = 120949094700. Its totient is φ = 22195640320.

The previous prime is 55613005249. The next prime is 55613005307. The reversal of 55613005300 is 350031655.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 6929230564 + 48683774736 = 83242^2 + 220644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55613005307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 574399 + ... + 664198.

It is an arithmetic number, because the mean of its divisors is an integer number (3359697075).

Almost surely, 255613005300 is an apocalyptic number.

55613005300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55613005300 is an abundant number, since it is smaller than the sum of its proper divisors (65336089400).

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

55613005300 is a wasteful number, since it uses less digits than its factorization.

55613005300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239060 (or 1239053 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

Adding to 55613005300 its reverse (350031655), we get a palindrome (55963036955).

The spelling of 55613005300 in words is "fifty-five billion, six hundred thirteen million, five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 449 898 1796 2245 4490 8980 11225 22450 44900 1238597 2477194 4954388 6192985 12385970 24771940 30964925 61929850 123859700 556130053 1112260106 2224520212 2780650265 5561300530 11122601060 13903251325 27806502650 55613005300