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117108011 = 1373132731
BaseRepresentation
bin1101111101011…
…10110100101011
322011100200222202
412332232310223
5214434424021
615342010415
72621254526
oct676566453
9264320882
10117108011
1160116a89
1233276a0b
131b3537a7
14117a5bbd
15a433a0b
hex6faed2b

117108011 has 8 divisors (see below), whose sum is σ = 118383024. Its totient is φ = 115839360.

The previous prime is 117107999. The next prime is 117108037. The reversal of 117108011 is 110801711.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-117108011 is a prime.

It is a super-2 number, since 2×1171080112 = 27428572480752242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117108091) 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, 41516 + ... + 44246.

It is an arithmetic number, because the mean of its divisors is an integer number (14797878).

Almost surely, 2117108011 is an apocalyptic number.

117108011 is a deficient number, since it is larger than the sum of its proper divisors (1275013).

117108011 is a wasteful number, since it uses less digits than its factorization.

117108011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3181.

The product of its (nonzero) digits is 56, while the sum is 20.

The square root of 117108011 is about 10821.6454848604. The cubic root of 117108011 is about 489.2477851725.

Adding to 117108011 its reverse (110801711), we get a palindrome (227909722).

The spelling of 117108011 in words is "one hundred seventeen million, one hundred eight thousand, eleven".

Divisors: 1 137 313 2731 42881 374147 854803 117108011