Search a number
-
+
118790017 = 3725112791
BaseRepresentation
bin1110001010010…
…01011110000001
322021112011021021
413011021132001
5220402240032
615442025441
72641461403
oct705113601
9267464237
10118790017
1161065775
1233948281
131b7c2268
1411ac2b73
15a667097
hex7149781

118790017 has 8 divisors (see below), whose sum is σ = 122496192. Its totient is φ = 115110000.

The previous prime is 118790011. The next prime is 118790027. The reversal of 118790017 is 710097811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 118790017 - 211 = 118787969 is a prime.

It is a super-2 number, since 2×1187900172 = 28222136277720578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118790011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2892 + ... + 15682.

It is an arithmetic number, because the mean of its divisors is an integer number (15312024).

Almost surely, 2118790017 is an apocalyptic number.

It is an amenable number.

118790017 is a deficient number, since it is larger than the sum of its proper divisors (3706175).

118790017 is a wasteful number, since it uses less digits than its factorization.

118790017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079.

The product of its (nonzero) digits is 3528, while the sum is 34.

The square root of 118790017 is about 10899.0833100770. The cubic root of 118790017 is about 491.5789921359.

It can be divided in two parts, 1187 and 90017, that added together give a square (91204 = 3022).

The spelling of 118790017 in words is "one hundred eighteen million, seven hundred ninety thousand, seventeen".

Divisors: 1 37 251 9287 12791 473267 3210541 118790017