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20130202413 = 324749995369
BaseRepresentation
bin10010101111110110…
…101000001100101101
31220221220112020101100
4102233312220030231
5312211312434123
613125300033313
71311562616526
oct225766501455
956856466340
1020130202413
11859aa7a022
123a99692839
131b8a664599
14d8d6d984d
157cc3d9643
hex4afda832d

20130202413 has 24 divisors (see below), whose sum is σ = 29755440000. Its totient is φ = 13108140864.

The previous prime is 20130202409. The next prime is 20130202453. The reversal of 20130202413 is 31420203102.

20130202413 is a `hidden beast` number, since 20 + 1 + 30 + 202 + 413 = 666.

It is not a de Polignac number, because 20130202413 - 22 = 20130202409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130202453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163393 + ... + 258761.

It is an arithmetic number, because the mean of its divisors is an integer number (1239810000).

Almost surely, 220130202413 is an apocalyptic number.

It is an amenable number.

20130202413 is a deficient number, since it is larger than the sum of its proper divisors (9625237587).

20130202413 is a wasteful number, since it uses less digits than its factorization.

20130202413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95921 (or 95918 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20130202413 its reverse (31420203102), we get a palindrome (51550405515).

The spelling of 20130202413 in words is "twenty billion, one hundred thirty million, two hundred two thousand, four hundred thirteen".

Divisors: 1 3 9 47 141 423 499 1497 4491 23453 70359 95369 211077 286107 858321 4482343 13447029 40341087 47589131 142767393 428302179 2236689157 6710067471 20130202413