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8060408131 = 20693895799
BaseRepresentation
bin1111000000111000…
…00001000101000011
3202210202002011021111
413200130001011003
5113001431030011
63411454304151
7403513224106
oct74034010503
922722064244
108060408131
113466987a26
12168b4b8057
139b5c03a89
1456671073d
1532297e121
hex1e0701143

8060408131 has 4 divisors (see below), whose sum is σ = 8064306000. Its totient is φ = 8056510264.

The previous prime is 8060408129. The next prime is 8060408137. The reversal of 8060408131 is 1318040608.

8060408131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8060408131 - 21 = 8060408129 is a prime.

It is a super-2 number, since 2×80604081312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8060408093 and 8060408102.

It is not an unprimeable number, because it can be changed into a prime (8060408137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1945831 + ... + 1949968.

It is an arithmetic number, because the mean of its divisors is an integer number (2016076500).

Almost surely, 28060408131 is an apocalyptic number.

8060408131 is a deficient number, since it is larger than the sum of its proper divisors (3897869).

8060408131 is a wasteful number, since it uses less digits than its factorization.

8060408131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897868.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 8060408131 is about 89779.7757348502. The cubic root of 8060408131 is about 2005.0213931710.

Adding to 8060408131 its reverse (1318040608), we get a palindrome (9378448739).

The spelling of 8060408131 in words is "eight billion, sixty million, four hundred eight thousand, one hundred thirty-one".

Divisors: 1 2069 3895799 8060408131