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8970113 = 10188813
BaseRepresentation
bin100010001101…
…111110000001
3121212201200102
4202031332001
54244020423
6520132145
7136146635
oct42157601
917781612
108970113
115077419
123007055
131b20b79
141296dc5
15bc2c28
hex88df81

8970113 has 4 divisors (see below), whose sum is σ = 9059028. Its totient is φ = 8881200.

The previous prime is 8970097. The next prime is 8970119. The reversal of 8970113 is 3110798.

8970113 = 1022 + 1032 + ... + 3032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8862529 + 107584 = 2977^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 8970113 - 24 = 8970097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8970119) by changing a digit.

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, 44306 + ... + 44507.

It is an arithmetic number, because the mean of its divisors is an integer number (2264757).

Almost surely, 28970113 is an apocalyptic number.

It is an amenable number.

8970113 is a deficient number, since it is larger than the sum of its proper divisors (88915).

8970113 is a wasteful number, since it uses less digits than its factorization.

8970113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88914.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 8970113 is about 2995.0146911159. The cubic root of 8970113 is about 207.7778770932. Note that the first 3 decimals are identical.

The spelling of 8970113 in words is "eight million, nine hundred seventy thousand, one hundred thirteen".

Divisors: 1 101 88813 8970113