Search a number
-
+
117207090 = 2325711131301
BaseRepresentation
bin1101111110001…
…11000000110010
322011112201220100
412333013000302
5220001111330
615344053230
72622146430
oct677070062
9264481810
10117207090
1160184470
1233304216
131b389910
14117cdd50
15a453060
hex6fc7032

117207090 has 192 divisors, whose sum is σ = 409473792. Its totient is φ = 22464000.

The previous prime is 117207089. The next prime is 117207107. The reversal of 117207090 is 90702711.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 89440 + ... + 90740.

It is an arithmetic number, because the mean of its divisors is an integer number (2132676).

Almost surely, 2117207090 is an apocalyptic number.

117207090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 117207090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204736896).

117207090 is an abundant number, since it is smaller than the sum of its proper divisors (292266702).

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

117207090 is a wasteful number, since it uses less digits than its factorization.

117207090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1342 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 117207090 is about 10826.2223328361. Note that the first 3 decimals coincide. The cubic root of 117207090 is about 489.3857219849.

The spelling of 117207090 in words is "one hundred seventeen million, two hundred seven thousand, ninety".