Search a number
-
+
248650225 = 5231320839
BaseRepresentation
bin11101101001000…
…01100111110001
3122022212201222121
432310201213301
51002123301400
640401234241
76106330525
oct1664414761
9568781877
10248650225
111183a165a
126b332981
133c68c215
1425047d85
1516c6921a
hexed219f1

248650225 has 12 divisors (see below), whose sum is σ = 318273280. Its totient is φ = 192502800.

The previous prime is 248650223. The next prime is 248650229. The reversal of 248650225 is 522056842.

It is not a de Polignac number, because 248650225 - 21 = 248650223 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (248650223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159645 + ... + 161194.

Almost surely, 2248650225 is an apocalyptic number.

248650225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

248650225 is a deficient number, since it is larger than the sum of its proper divisors (69623055).

248650225 is a wasteful number, since it uses less digits than its factorization.

248650225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320880 (or 320875 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 248650225 is about 15768.6468981964. The cubic root of 248650225 is about 628.8247384566.

The spelling of 248650225 in words is "two hundred forty-eight million, six hundred fifty thousand, two hundred twenty-five".

Divisors: 1 5 25 31 155 775 320839 1604195 8020975 9946009 49730045 248650225