Search a number
-
+
10065970 = 257313789
BaseRepresentation
bin100110011001…
…100000110010
3200221101220201
4212121200302
510034102340
6555425414
7151362565
oct46314062
920841821
1010065970
115755792
12345526a
1321158c5
1414a04dc
15d3c79a
hex999832

10065970 has 16 divisors (see below), whose sum is σ = 18368280. Its totient is φ = 3970944.

The previous prime is 10065967. The next prime is 10065971. The reversal of 10065970 is 7956001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9916201 + 149769 = 3149^2 + 387^2 .

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (10065971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6165 + ... + 7624.

Almost surely, 210065970 is an apocalyptic number.

10065970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10065970 is a deficient number, since it is larger than the sum of its proper divisors (8302310).

10065970 is a wasteful number, since it uses less digits than its factorization.

10065970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13869.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 10065970 is about 3172.6912865894. The cubic root of 10065970 is about 215.9161911944.

The spelling of 10065970 in words is "ten million, sixty-five thousand, nine hundred seventy".

Divisors: 1 2 5 10 73 146 365 730 13789 27578 68945 137890 1006597 2013194 5032985 10065970