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11913300 = 22325273161
BaseRepresentation
bin101101011100…
…100001010100
3211102020222100
4231130201110
511022211200
61103202100
7203155440
oct55344124
924366870
1011913300
1167a7703
123ba6330
1326116b9
141821820
1510a4d00
hexb5c854

11913300 has 216 divisors, whose sum is σ = 44774912. Its totient is φ = 2592000.

The previous prime is 11913283. The next prime is 11913301. The reversal of 11913300 is 331911.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11913301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 195270 + ... + 195330.

Almost surely, 211913300 is an apocalyptic number.

11913300 is a gapful number since it is divisible by the number (10) 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 11913300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22387456).

11913300 is an abundant number, since it is smaller than the sum of its proper divisors (32861612).

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

11913300 is a wasteful number, since it uses less digits than its factorization.

11913300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 11913300 is about 3451.5648624935. The cubic root of 11913300 is about 228.3901445770.

The spelling of 11913300 in words is "eleven million, nine hundred thirteen thousand, three hundred".