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117244260 = 2234573211
BaseRepresentation
bin1101111110100…
…00000101100100
322011121121220000
412333100011210
5220003304020
615344541300
72622363000
oct677200544
9264547800
10117244260
11601aa391
1233321830
131b3a0803
14117dd700
15a45e090
hex6fd0164

117244260 has 240 divisors, whose sum is σ = 430953600. Its totient is φ = 26671680.

The previous prime is 117244249. The next prime is 117244261. The reversal of 117244260 is 62442711.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (117244261) 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 79 ways as a sum of consecutive naturals, for example, 555555 + ... + 555765.

It is an arithmetic number, because the mean of its divisors is an integer number (1795640).

Almost surely, 2117244260 is an apocalyptic number.

117244260 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 117244260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215476800).

117244260 is an abundant number, since it is smaller than the sum of its proper divisors (313709340).

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

117244260 is a wasteful number, since it uses less digits than its factorization.

117244260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 117244260 is about 10827.9388620365. The cubic root of 117244260 is about 489.4374496426.

Adding to 117244260 its reverse (62442711), we get a palindrome (179686971).

The spelling of 117244260 in words is "one hundred seventeen million, two hundred forty-four thousand, two hundred sixty".