Search a number
-
+
8074981107 = 328310809881
BaseRepresentation
bin1111000010100111…
…00110111011110011
3202211202111112122100
413201103212323303
5113014143343412
63413134511443
7404051130654
oct74123467363
922752445570
108074981107
113474130906
121694365583
139b8c36c3b
1456862552b
15323dabedc
hex1e14e6ef3

8074981107 has 12 divisors (see below), whose sum is σ = 11804391144. Its totient is φ = 5318460960.

The previous prime is 8074981099. The next prime is 8074981111. The reversal of 8074981107 is 7011894708.

It is not a de Polignac number, because 8074981107 - 23 = 8074981099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8074981177) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5404194 + ... + 5405687.

It is an arithmetic number, because the mean of its divisors is an integer number (983699262).

Almost surely, 28074981107 is an apocalyptic number.

8074981107 is a deficient number, since it is larger than the sum of its proper divisors (3729410037).

8074981107 is a wasteful number, since it uses less digits than its factorization.

8074981107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10809970 (or 10809967 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 45.

The square root of 8074981107 is about 89860.8986545316. The cubic root of 8074981107 is about 2006.2290051898.

The spelling of 8074981107 in words is "eight billion, seventy-four million, nine hundred eighty-one thousand, one hundred seven".

Divisors: 1 3 9 83 249 747 10809881 32429643 97288929 897220123 2691660369 8074981107