Search a number
-
+
108401682761 = 2113311552121
BaseRepresentation
bin110010011110100111…
…1100110100101001001
3101100210200220001022022
41210331033212211021
53234001312322021
6121444332134225
710555203046301
oct1447517464511
9340720801268
10108401682761
1141a77a18779
1219013607375
13a2b7333068
145364c0a601
152c46b2c1ab
hex193d3e6949

108401682761 has 8 divisors (see below), whose sum is σ = 109244554848. Its totient is φ = 107561916000.

The previous prime is 108401682689. The next prime is 108401682817. The reversal of 108401682761 is 167286104801.

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-108401682761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108401681761) 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, 706220 + ... + 845901.

It is an arithmetic number, because the mean of its divisors is an integer number (13655569356).

Almost surely, 2108401682761 is an apocalyptic number.

It is an amenable number.

108401682761 is a deficient number, since it is larger than the sum of its proper divisors (842872087).

108401682761 is a wasteful number, since it uses less digits than its factorization.

108401682761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552663.

The product of its (nonzero) digits is 129024, while the sum is 44.

The spelling of 108401682761 in words is "one hundred eight billion, four hundred one million, six hundred eighty-two thousand, seven hundred sixty-one".

Divisors: 1 211 331 69841 1552121 327497531 513752051 108401682761