Search a number
-
+
8961368801 = 711116381413
BaseRepresentation
bin10000101100010001…
…11010001011100001
3212010112101200222012
420112020322023201
5121323102300201
64041121122305
7435033243440
oct102610721341
925115350865
108961368801
113889506020
1218a1189395
13aca7757b8
1461023ad57
15376aea5bb
hex21623a2e1

8961368801 has 8 divisors (see below), whose sum is σ = 11172615744. Its totient is φ = 6982884720.

The previous prime is 8961368789. The next prime is 8961368807. The reversal of 8961368801 is 1088631698.

It is a happy number.

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

It is not a de Polignac number, because 8961368801 - 230 = 7887626977 is a prime.

It is a super-2 number, since 2×89613688012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8961368801.

It is not an unprimeable number, because it can be changed into a prime (8961368807) 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, 58190630 + ... + 58190783.

It is an arithmetic number, because the mean of its divisors is an integer number (1396576968).

Almost surely, 28961368801 is an apocalyptic number.

It is an amenable number.

8961368801 is a deficient number, since it is larger than the sum of its proper divisors (2211246943).

8961368801 is a wasteful number, since it uses less digits than its factorization.

8961368801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116381431.

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 8961368801 is about 94664.5065534068. The cubic root of 8961368801 is about 2077.1034015919.

The spelling of 8961368801 in words is "eight billion, nine hundred sixty-one million, three hundred sixty-eight thousand, eight hundred one".

Divisors: 1 7 11 77 116381413 814669891 1280195543 8961368801