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8506130 = 25850613
BaseRepresentation
bin100000011100…
…101100010010
3121000011012212
4200130230102
54134144010
6502152122
7132205133
oct40345422
917004185
108506130
11488a866
122a22642
1319ba919
1411b5c8a
15b30505
hex81cb12

8506130 has 8 divisors (see below), whose sum is σ = 15311052. Its totient is φ = 3402448.

The previous prime is 8506117. The next prime is 8506153. The reversal of 8506130 is 316058.

It can be written as a sum of positive squares in 2 ways, for example, as 7778521 + 727609 = 2789^2 + 853^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8506096 and 8506105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425297 + ... + 425316.

Almost surely, 28506130 is an apocalyptic number.

8506130 is a deficient number, since it is larger than the sum of its proper divisors (6804922).

8506130 is a wasteful number, since it uses less digits than its factorization.

8506130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850620.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 8506130 is about 2916.5270442771. The cubic root of 8506130 is about 204.1318032007.

The spelling of 8506130 in words is "eight million, five hundred six thousand, one hundred thirty".

Divisors: 1 2 5 10 850613 1701226 4253065 8506130