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20002030260 = 22351387724023
BaseRepresentation
bin10010101000001101…
…101100001010110100
31220121222100102020120
4102220031230022310
5311431004432020
613104440531540
71305445311012
oct225015541264
956558312216
1020002030260
118534696423
123a62780bb0
131b69c38a84
14d7a6938b2
157c101c740
hex4a836c2b4

20002030260 has 48 divisors (see below), whose sum is σ = 56012052096. Its totient is φ = 5333268352.

The previous prime is 20002030259. The next prime is 20002030331. The reversal of 20002030260 is 6203020002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 820609 + ... + 844631.

It is an arithmetic number, because the mean of its divisors is an integer number (1166917752).

Almost surely, 220002030260 is an apocalyptic number.

20002030260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002030260 is an abundant number, since it is smaller than the sum of its proper divisors (36010021836).

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

20002030260 is a wasteful number, since it uses less digits than its factorization.

20002030260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37912 (or 37910 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20002030260 its reverse (6203020002), we get a palindrome (26205050262).

The spelling of 20002030260 in words is "twenty billion, two million, thirty thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 13877 24023 27754 41631 48046 55508 69385 72069 83262 96092 120115 138770 144138 166524 208155 240230 277540 288276 360345 416310 480460 720690 832620 1441380 333367171 666734342 1000101513 1333468684 1666835855 2000203026 3333671710 4000406052 5000507565 6667343420 10001015130 20002030260