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8260148 = 2213158849
BaseRepresentation
bin11111100000101000110100
3120112122210102
4133200220310
54103311043
6453013232
7130132031
oct37405064
916478712
108260148
114731a76
122924218
131932980
141150388
15ad26b8
hex7e0a34

8260148 has 12 divisors (see below), whose sum is σ = 15567300. Its totient is φ = 3812352.

The previous prime is 8260127. The next prime is 8260201. The reversal of 8260148 is 8410628.

It can be written as a sum of positive squares in 2 ways, for example, as 487204 + 7772944 = 698^2 + 2788^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8260148.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79373 + ... + 79476.

It is an arithmetic number, because the mean of its divisors is an integer number (1297275).

Almost surely, 28260148 is an apocalyptic number.

It is an amenable number.

8260148 is a deficient number, since it is larger than the sum of its proper divisors (7307152).

8260148 is a wasteful number, since it uses less digits than its factorization.

8260148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158866 (or 158864 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 8260148 is about 2874.0473204177. The cubic root of 8260148 is about 202.1448165868.

The spelling of 8260148 in words is "eight million, two hundred sixty thousand, one hundred forty-eight".

Divisors: 1 2 4 13 26 52 158849 317698 635396 2065037 4130074 8260148