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214649946412 = 2211171131725357
BaseRepresentation
bin1100011111101000100…
…0100100000100101100
3202112001022202001221021
43013322020210010230
512004100341241122
6242335301143524
721336140304016
oct3077210440454
9675038661837
10214649946412
118303a331830
12357259baba4
131731a493815
14a563a231b6
1558b468e1c7
hex31fa22412c

214649946412 has 48 divisors (see below), whose sum is σ = 433946788128. Its totient is φ = 91817118720.

The previous prime is 214649946377. The next prime is 214649946437.

214649946412 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 214649946412.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8452438 + ... + 8477794.

It is an arithmetic number, because the mean of its divisors is an integer number (9040558086).

Almost surely, 2214649946412 is an apocalyptic number.

214649946412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

214649946412 is an abundant number, since it is smaller than the sum of its proper divisors (219296841716).

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

214649946412 is a wasteful number, since it uses less digits than its factorization.

214649946412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36706 (or 36704 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 52.

The spelling of 214649946412 in words is "two hundred fourteen billion, six hundred forty-nine million, nine hundred forty-six thousand, four hundred twelve".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 748 11317 22634 25357 45268 50714 101428 124487 192389 248974 278927 384778 431069 497948 557854 769556 862138 1115708 1724276 2116279 4232558 4741759 8465116 9483518 18967036 286965169 573930338 1147860676 3156616859 4878407873 6313233718 9756815746 12626467436 19513631492 53662486603 107324973206 214649946412