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20412013401 = 3213307568279
BaseRepresentation
bin10011000000101001…
…101001101101011001
31221200112210201101100
4103000221221231121
5313300433412101
613213244142013
71321554152103
oct230051515531
957615721340
1020412013401
11872505a86a
123b57b37909
131c03b64350
14db8cd6573
157e7003e86
hex4c0a69b59

20412013401 has 24 divisors (see below), whose sum is σ = 31855503680. Its totient is φ = 12520300896.

The previous prime is 20412013393. The next prime is 20412013403. The reversal of 20412013401 is 10431021402.

20412013401 is a `hidden beast` number, since 20 + 41 + 201 + 3 + 401 = 666.

It is not a de Polignac number, because 20412013401 - 23 = 20412013393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20412013403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 248221 + ... + 320058.

Almost surely, 220412013401 is an apocalyptic number.

It is an amenable number.

20412013401 is a deficient number, since it is larger than the sum of its proper divisors (11443490279).

20412013401 is a wasteful number, since it uses less digits than its factorization.

20412013401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568605 (or 568602 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20412013401 its reverse (10431021402), we get a palindrome (30843034803).

The spelling of 20412013401 in words is "twenty billion, four hundred twelve million, thirteen thousand, four hundred one".

Divisors: 1 3 9 13 39 117 307 921 2763 3991 11973 35919 568279 1704837 5114511 7387627 22162881 66488643 174461653 523384959 1570154877 2268001489 6804004467 20412013401