Search a number
-
+
103715005 = 5136115241
BaseRepresentation
bin1100010111010…
…01000010111101
321020011021020111
412023221002331
5203022340010
614142550021
72366364052
oct613510275
9236137214
10103715005
11535a9689
122a898311
1318644734
14dabb029
15918a58a
hex62e90bd

103715005 has 8 divisors (see below), whose sum is σ = 124557624. Its totient is φ = 82905600.

The previous prime is 103714999. The next prime is 103715009. The reversal of 103715005 is 500517301.

It can be written as a sum of positive squares in 4 ways, for example, as 8886361 + 94828644 = 2981^2 + 9738^2 .

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

It is not a de Polignac number, because 103715005 - 25 = 103714973 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 (103715009) 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, 816 + ... + 14425.

It is an arithmetic number, because the mean of its divisors is an integer number (15569703).

Almost surely, 2103715005 is an apocalyptic number.

It is an amenable number.

103715005 is a deficient number, since it is larger than the sum of its proper divisors (20842619).

103715005 is a wasteful number, since it uses less digits than its factorization.

103715005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16607.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 103715005 is about 10184.0564118626. The cubic root of 103715005 is about 469.8369813392.

It can be divided in two parts, 10371 and 5005, that added together give a square (15376 = 1242).

The spelling of 103715005 in words is "one hundred three million, seven hundred fifteen thousand, five".

Divisors: 1 5 1361 6805 15241 76205 20743001 103715005