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12013010 = 252235387
BaseRepresentation
bin101101110100…
…110111010010
3211121022202022
4231310313102
511033404020
61105251442
7204052232
oct55646722
924538668
1012013010
116865609
124033b82
132647bb9
141849cc2
1510c4625
hexb74dd2

12013010 has 16 divisors (see below), whose sum is σ = 21724416. Its totient is φ = 4782768.

The previous prime is 12013009. The next prime is 12013013. The reversal of 12013010 is 1031021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12013013) 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, 464 + ... + 4923.

It is an arithmetic number, because the mean of its divisors is an integer number (1357776).

Almost surely, 212013010 is an apocalyptic number.

12013010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12013010 is a deficient number, since it is larger than the sum of its proper divisors (9711406).

12013010 is a wasteful number, since it uses less digits than its factorization.

12013010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5617.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 12013010 is about 3465.9789381934. The cubic root of 12013010 is about 229.0255560299.

Adding to 12013010 its reverse (1031021), we get a palindrome (13044031).

The spelling of 12013010 in words is "twelve million, thirteen thousand, ten".

Divisors: 1 2 5 10 223 446 1115 2230 5387 10774 26935 53870 1201301 2402602 6006505 12013010