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20414302455 = 351360953497
BaseRepresentation
bin10011000000110010…
…011000100011110111
31221200201010000101010
4103000302120203313
5313302030134310
613213405203303
71321612464531
oct230062304367
957621100333
1020414302455
118726383648
123b58860533
131c04486211
14db9330851
157e7307320
hex4c0c988f7

20414302455 has 8 divisors (see below), whose sum is σ = 32662883952. Its totient is φ = 10887627968.

The previous prime is 20414302439. The next prime is 20414302481. The reversal of 20414302455 is 55420341402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20414302455 - 24 = 20414302439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680476734 + ... + 680476763.

It is an arithmetic number, because the mean of its divisors is an integer number (4082860494).

Almost surely, 220414302455 is an apocalyptic number.

20414302455 is a deficient number, since it is larger than the sum of its proper divisors (12248581497).

20414302455 is a wasteful number, since it uses less digits than its factorization.

20414302455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360953505.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 20414302455 its reverse (55420341402), we get a palindrome (75834643857).

The spelling of 20414302455 in words is "twenty billion, four hundred fourteen million, three hundred two thousand, four hundred fifty-five".

Divisors: 1 3 5 15 1360953497 4082860491 6804767485 20414302455