Search a number
-
+
768529037461 = 2814436173767
BaseRepresentation
bin10110010111011111110…
…01100111100010010101
32201110201002222012100111
423023233321213202111
5100042421413144321
61345020220243021
7106344603014443
oct13135771474225
92643632865314
10768529037461
11276a27673849
12104b429a0471
1357619c1b153
14292a8815b93
1514ed04a75e1
hexb2efe67895

768529037461 has 8 divisors (see below), whose sum is σ = 773005143744. Its totient is φ = 764065280160.

The previous prime is 768529037453. The next prime is 768529037489. The reversal of 768529037461 is 164730925867.

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

It is a cyclic number.

It is not a de Polignac number, because 768529037461 - 23 = 768529037453 is a prime.

It is a super-2 number, since 2×7685290374612 (a number of 25 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 = 768529037396 and 768529037405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768529032461) 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, 2962401 + ... + 3211366.

It is an arithmetic number, because the mean of its divisors is an integer number (96625642968).

It is a 1-persistent number, because it is pandigital, but 2⋅768529037461 = 1537058074922 is not.

Almost surely, 2768529037461 is an apocalyptic number.

It is an amenable number.

768529037461 is a deficient number, since it is larger than the sum of its proper divisors (4476106283).

768529037461 is a wasteful number, since it uses less digits than its factorization.

768529037461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6174491.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 768529037461 in words is "seven hundred sixty-eight billion, five hundred twenty-nine million, thirty-seven thousand, four hundred sixty-one".

Divisors: 1 281 443 124483 6173767 1734828527 2734978781 768529037461