Search a number
-
+
38974425715 = 517474461869
BaseRepresentation
bin100100010011000011…
…101000101001110011
310201121012020222001201
4210103003220221303
51114304423110330
625523221112031
72546552103211
oct442303505163
9121535228051
1038974425715
1115590057995
127678558617
1338a175c984
141c5a2c3cb1
151031952eca
hex9130e8a73

38974425715 has 8 divisors (see below), whose sum is σ = 46796092560. Its totient is φ = 31161686112.

The previous prime is 38974425649. The next prime is 38974425731. The reversal of 38974425715 is 51752447983.

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 38974425715 - 229 = 38437554803 is a prime.

It is a super-2 number, since 2×389744257152 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222200 + ... + 2239669.

It is an arithmetic number, because the mean of its divisors is an integer number (5849511570).

Almost surely, 238974425715 is an apocalyptic number.

38974425715 is a deficient number, since it is larger than the sum of its proper divisors (7821666845).

38974425715 is a wasteful number, since it uses less digits than its factorization.

38974425715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4463621.

The product of its digits is 8467200, while the sum is 55.

The spelling of 38974425715 in words is "thirty-eight billion, nine hundred seventy-four million, four hundred twenty-five thousand, seven hundred fifteen".

Divisors: 1 5 1747 8735 4461869 22309345 7794885143 38974425715