Search a number
-
+
20120502410 = 2519710213453
BaseRepresentation
bin10010101111010001…
…101000000010001010
31220221020021102110222
4102233101220002022
5312201322034120
613124312110042
71311414306611
oct225721500212
956836242428
1020120502410
118595554298
123a96395322
131b88649438
14d8c2d2878
157cb620525
hex4af46808a

20120502410 has 16 divisors (see below), whose sum is σ = 36400750056. Its totient is φ = 8007346368.

The previous prime is 20120502377. The next prime is 20120502427. The reversal of 20120502410 is 1420502102.

It can be written as a sum of positive squares in 4 ways, for example, as 19906670281 + 213832129 = 141091^2 + 14623^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5104757 + ... + 5108696.

Almost surely, 220120502410 is an apocalyptic number.

20120502410 is a deficient number, since it is larger than the sum of its proper divisors (16280247646).

20120502410 is a wasteful number, since it uses less digits than its factorization.

20120502410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10213657.

The product of its (nonzero) digits is 160, while the sum is 17.

The spelling of 20120502410 in words is "twenty billion, one hundred twenty million, five hundred two thousand, four hundred ten".

Divisors: 1 2 5 10 197 394 985 1970 10213453 20426906 51067265 102134530 2012050241 4024100482 10060251205 20120502410