Search a number
-
+
8252148245 = 5111711717537
BaseRepresentation
bin1111010111101110…
…11100101000010101
3210022002212120021012
413223313130220111
5113400022220440
63442504102005
7411332050145
oct75367345025
923262776235
108252148245
113555139130
121723764905
13a16858573
14583d82925
15334705e65
hex1ebddca15

8252148245 has 32 divisors (see below), whose sum is σ = 11449558656. Its totient is φ = 5642956800.

The previous prime is 8252148217. The next prime is 8252148253. The reversal of 8252148245 is 5428412528.

It is not a de Polignac number, because 8252148245 - 26 = 8252148181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1091117 + ... + 1098653.

It is an arithmetic number, because the mean of its divisors is an integer number (357798708).

Almost surely, 28252148245 is an apocalyptic number.

8252148245 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8252148245 is a deficient number, since it is larger than the sum of its proper divisors (3197410411).

8252148245 is a wasteful number, since it uses less digits than its factorization.

8252148245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8741.

The product of its digits is 204800, while the sum is 41.

The square root of 8252148245 is about 90841.3355527097. The cubic root of 8252148245 is about 2020.7953804169.

The spelling of 8252148245 in words is "eight billion, two hundred fifty-two million, one hundred forty-eight thousand, two hundred forty-five".

Divisors: 1 5 11 17 55 85 187 935 1171 5855 7537 12881 19907 37685 64405 82907 99535 128129 218977 414535 640645 1094885 1409419 7047095 8825827 44129135 97084097 150039059 485420485 750195295 1650429649 8252148245