Search a number
-
+
38479670461 = 283461294947
BaseRepresentation
bin100011110101100100…
…010010110010111101
310200022201021210110001
4203311210102302331
51112301243423321
625402144514301
72531363542111
oct436544226275
9120281253401
1038479670461
1115356852a51
12755a91b991
1338230c2b9b
141c106d5741
1510032c3c91
hex8f5912cbd

38479670461 has 8 divisors (see below), whose sum is σ = 38699537184. Its totient is φ = 38260395120.

The previous prime is 38479670407. The next prime is 38479670501. The reversal of 38479670461 is 16407697483.

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 38479670461 - 211 = 38479668413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38479670861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17011 + ... + 277936.

It is an arithmetic number, because the mean of its divisors is an integer number (4837442148).

Almost surely, 238479670461 is an apocalyptic number.

It is an amenable number.

38479670461 is a deficient number, since it is larger than the sum of its proper divisors (219866723).

38479670461 is a wasteful number, since it uses less digits than its factorization.

38479670461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295691.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 38479670461 in words is "thirty-eight billion, four hundred seventy-nine million, six hundred seventy thousand, four hundred sixty-one".

Divisors: 1 283 461 130463 294947 83470001 135970567 38479670461