Search a number
-
+
48408061 = 1317219041
BaseRepresentation
bin1011100010101…
…0010111111101
310101002101101011
42320222113331
544343024221
64445315221
71125314242
oct270522775
9111071334
1048408061
1125363769
1214265b11
13a04b930
1466015c9
1543b31e1
hex2e2a5fd

48408061 has 8 divisors (see below), whose sum is σ = 55198584. Its totient is φ = 42055680.

The previous prime is 48407963. The next prime is 48408071. The reversal of 48408061 is 16080484.

It can be written as a sum of positive squares in 4 ways, for example, as 4384836 + 44023225 = 2094^2 + 6635^2 .

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 48408061 - 217 = 48276989 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 (48408071) 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, 109300 + ... + 109741.

It is an arithmetic number, because the mean of its divisors is an integer number (6899823).

Almost surely, 248408061 is an apocalyptic number.

It is an amenable number.

48408061 is a deficient number, since it is larger than the sum of its proper divisors (6790523).

48408061 is a wasteful number, since it uses less digits than its factorization.

48408061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219071.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 48408061 is about 6957.5901718914. The cubic root of 48408061 is about 364.4510695313.

The spelling of 48408061 in words is "forty-eight million, four hundred eight thousand, sixty-one".

Divisors: 1 13 17 221 219041 2847533 3723697 48408061