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12970150 = 2521715259
BaseRepresentation
bin110001011110…
…100010100110
3220101221200221
4301132202212
511310021100
61141554554
7215146564
oct61364246
926357627
1012970150
117359736
124415a5a
1328c175b
141a18a34
15121301a
hexc5e8a6

12970150 has 24 divisors (see below), whose sum is σ = 25545240. Its totient is φ = 4882560.

The previous prime is 12970127. The next prime is 12970151. The reversal of 12970150 is 5107921.

12970150 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 (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12970151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6780 + ... + 8479.

It is an arithmetic number, because the mean of its divisors is an integer number (1064385).

Almost surely, 212970150 is an apocalyptic number.

12970150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12970150 is a deficient number, since it is larger than the sum of its proper divisors (12575090).

12970150 is a wasteful number, since it uses less digits than its factorization.

12970150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15288 (or 15283 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 12970150 is about 3601.4094463140. The cubic root of 12970150 is about 234.9533633121.

The spelling of 12970150 in words is "twelve million, nine hundred seventy thousand, one hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 85 170 425 850 15259 30518 76295 152590 259403 381475 518806 762950 1297015 2594030 6485075 12970150