Search a number
-
+
248095007 = 1831135497
BaseRepresentation
bin11101100100110…
…10000100011111
3122021211112100222
432302122010133
51002003020012
640341311555
76101526026
oct1662320437
9567745328
10248095007
111180524a6
126b1055bb
133c5265a4
1424d418bd
1516ba9972
hexec9a11f

248095007 has 4 divisors (see below), whose sum is σ = 248232336. Its totient is φ = 247957680.

The previous prime is 248094947. The next prime is 248095021. The reversal of 248095007 is 700590842.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 248095007 - 210 = 248093983 is a prime.

It is a super-2 number, since 2×2480950072 = 123102264996660098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248095097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65918 + ... + 69579.

It is an arithmetic number, because the mean of its divisors is an integer number (62058084).

Almost surely, 2248095007 is an apocalyptic number.

248095007 is a deficient number, since it is larger than the sum of its proper divisors (137329).

248095007 is a wasteful number, since it uses less digits than its factorization.

248095007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137328.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 248095007 is about 15751.0319344480. The cubic root of 248095007 is about 628.3563495772.

The spelling of 248095007 in words is "two hundred forty-eight million, ninety-five thousand, seven".

Divisors: 1 1831 135497 248095007