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214032202420 = 22541859303859
BaseRepresentation
bin1100011101010101010…
…0000011101010110100
3202110110021100102111011
43013111110003222310
512001314220434140
6242154112522004
721314626463101
oct3072524035264
9673407312434
10214032202420
1182852664603
1235592b50304
131724c4c462a
14a50597baa8
15587a318cea
hex31d5503ab4

214032202420 has 48 divisors (see below), whose sum is σ = 460967774400. Its totient is φ = 83427252480.

The previous prime is 214032202337. The next prime is 214032202429. The reversal of 214032202420 is 24202230412.

It is a junction number, because it is equal to n+sod(n) for n = 214032202391 and 214032202400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214032202429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552451 + ... + 856309.

It is an arithmetic number, because the mean of its divisors is an integer number (9603495300).

Almost surely, 2214032202420 is an apocalyptic number.

214032202420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214032202420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230483887200).

214032202420 is an abundant number, since it is smaller than the sum of its proper divisors (246935571980).

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

214032202420 is a wasteful number, since it uses less digits than its factorization.

214032202420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304768 (or 304766 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 214032202420 its reverse (24202230412), we get a palindrome (238234432832).

The spelling of 214032202420 in words is "two hundred fourteen billion, thirty-two million, two hundred two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 859 1718 3436 4295 8590 17180 35219 70438 140876 176095 303859 352190 607718 704380 1215436 1519295 3038590 6077180 12458219 24916438 49832876 62291095 124582190 249164380 261014881 522029762 1044059524 1305074405 2610148810 5220297620 10701610121 21403220242 42806440484 53508050605 107016101210 214032202420