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20314010052 = 2232780611151
BaseRepresentation
bin10010111010110011…
…110011000111000100
31221102201101122001200
4102322303303013010
5313100341310202
613155423422500
71316254144050
oct227263630704
957381348050
1020314010052
118684802466
123b2b154a30
131bb976c5bb
14da9ca4c60
157dd5e5e1c
hex4bacf31c4

20314010052 has 36 divisors (see below), whose sum is σ = 58684918656. Its totient is φ = 5804002800.

The previous prime is 20314010051. The next prime is 20314010083. The reversal of 20314010052 is 25001041302.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (20314010051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40305324 + ... + 40305827.

Almost surely, 220314010052 is an apocalyptic number.

It is an amenable number.

20314010052 is an abundant number, since it is smaller than the sum of its proper divisors (38370908604).

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

20314010052 is a wasteful number, since it uses less digits than its factorization.

20314010052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80611168 (or 80611163 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 20314010052 its reverse (25001041302), we get a palindrome (45315051354).

The spelling of 20314010052 in words is "twenty billion, three hundred fourteen million, ten thousand, fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 80611151 161222302 241833453 322444604 483666906 564278057 725500359 967333812 1128556114 1451000718 1692834171 2257112228 2902001436 3385668342 5078502513 6771336684 10157005026 20314010052