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20002000230 = 2325905924533
BaseRepresentation
bin10010101000001101…
…100100110101100110
31220121222021220001100
4102220031210311212
5311431003001410
613104440140530
71305445124322
oct225015446546
956558256040
1020002000230
118534675903
123a62767746
131b69c281c4
14d7a686982
157c10138c0
hex4a8364d66

20002000230 has 48 divisors (see below), whose sum is σ = 52013061360. Its totient is φ = 5333060544.

The previous prime is 20002000217. The next prime is 20002000253. The reversal of 20002000230 is 3200020002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 803044 + ... + 827576.

It is an arithmetic number, because the mean of its divisors is an integer number (1083605445).

Almost surely, 220002000230 is an apocalyptic number.

20002000230 is an abundant number, since it is smaller than the sum of its proper divisors (32011061130).

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

20002000230 is a wasteful number, since it uses less digits than its factorization.

20002000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33605 (or 33602 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

Adding to 20002000230 its reverse (3200020002), we get a palindrome (23202020232).

The spelling of 20002000230 in words is "twenty billion, two million, two hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 9059 18118 24533 27177 45295 49066 54354 73599 81531 90590 122665 135885 147198 163062 220797 245330 271770 367995 407655 441594 735990 815310 1103985 2207970 222244447 444488894 666733341 1111222235 1333466682 2000200023 2222444470 3333666705 4000400046 6667333410 10001000115 20002000230