Search a number
-
+
12970210 = 2511117911
BaseRepresentation
bin110001011110…
…100011100010
3220101221210011
4301132203202
511310021320
61141555134
7215150011
oct61364342
926357704
1012970210
117359790
124415aaa
1328c17a6
141a18a78
15121305a
hexc5e8e2

12970210 has 16 divisors (see below), whose sum is σ = 25468992. Its totient is φ = 4716400.

The previous prime is 12970207. The next prime is 12970211. The reversal of 12970210 is 1207921.

12970210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (12970211) 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, 58846 + ... + 59065.

It is an arithmetic number, because the mean of its divisors is an integer number (1591812).

Almost surely, 212970210 is an apocalyptic number.

12970210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12970210 is a deficient number, since it is larger than the sum of its proper divisors (12498782).

12970210 is a wasteful number, since it uses less digits than its factorization.

12970210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117929.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 12970210 is about 3601.4177763764. The cubic root of 12970210 is about 234.9537256102.

The spelling of 12970210 in words is "twelve million, nine hundred seventy thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 117911 235822 589555 1179110 1297021 2594042 6485105 12970210