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10085506 = 25042753
BaseRepresentation
bin100110011110…
…010010000010
3200222101201021
4212132102002
510040214011
61000100054
7151503544
oct46362202
920871637
1010085506
115769432
12346462a
132121772
1414a7694
15d43471
hex99e482

10085506 has 4 divisors (see below), whose sum is σ = 15128262. Its totient is φ = 5042752.

The previous prime is 10085489. The next prime is 10085507. The reversal of 10085506 is 60558001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60558001 = 78651143.

It can be written as a sum of positive squares in only one way, i.e., 9891025 + 194481 = 3145^2 + 441^2 .

It is not an unprimeable number, because it can be changed into a prime (10085507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521375 + ... + 2521378.

Almost surely, 210085506 is an apocalyptic number.

10085506 is a deficient number, since it is larger than the sum of its proper divisors (5042756).

10085506 is an equidigital number, since it uses as much as digits as its factorization.

10085506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5042755.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 10085506 is about 3175.7685683941. The cubic root of 10085506 is about 216.0557840602.

The spelling of 10085506 in words is "ten million, eighty-five thousand, five hundred six".

Divisors: 1 2 5042753 10085506