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20014225602 = 2377319932803
BaseRepresentation
bin10010101000111100…
…001101100011000010
31220122211022000002220
4102220330031203002
5311442120204402
613105554151510
71305654052650
oct225074154302
956584260086
1020014225602
118540565a18
123a66882596
131b6c618957
14d7c149dd0
157c212adbc
hex4a8f0d8c2

20014225602 has 64 divisors (see below), whose sum is σ = 46607923200. Its totient is φ = 5611503744.

The previous prime is 20014225597. The next prime is 20014225603. The reversal of 20014225602 is 20652241002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20014225603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 593733 + ... + 626535.

It is an arithmetic number, because the mean of its divisors is an integer number (728248800).

Almost surely, 220014225602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20014225602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23303961600).

20014225602 is an abundant number, since it is smaller than the sum of its proper divisors (26593697598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20014225602 is a wasteful number, since it uses less digits than its factorization.

20014225602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33087.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 20014225602 its reverse (20652241002), we get a palindrome (40666466604).

The spelling of 20014225602 in words is "twenty billion, fourteen million, two hundred twenty-five thousand, six hundred two".

Divisors: 1 2 3 6 7 14 21 42 73 146 199 219 398 438 511 597 1022 1194 1393 1533 2786 3066 4179 8358 14527 29054 32803 43581 65606 87162 98409 101689 196818 203378 229621 305067 459242 610134 688863 1377726 2394619 4789238 6527797 7183857 13055594 14367714 16762333 19583391 33524666 39166782 45694579 50286999 91389158 100573998 137083737 274167474 476529181 953058362 1429587543 2859175086 3335704267 6671408534 10007112801 20014225602