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213468076 = 222272331009
BaseRepresentation
bin11001011100101…
…00001110101100
3112212200022011001
430232110032230
5414121434301
633103210044
75201306623
oct1456241654
9485608131
10213468076
11aa5517a8
125b5a6924
13352c1593
14204ca6ba
1513b19c01
hexcb943ac

213468076 has 24 divisors (see below), whose sum is σ = 377198640. Its totient is φ = 105702912.

The previous prime is 213468049. The next prime is 213468089. The reversal of 213468076 is 670864312.

213468076 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2134680762 = 91137238942283552, which contains 22 as substring.

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, 211060 + ... + 212068.

It is an arithmetic number, because the mean of its divisors is an integer number (15716610).

Almost surely, 2213468076 is an apocalyptic number.

It is an amenable number.

213468076 is a deficient number, since it is larger than the sum of its proper divisors (163730564).

213468076 is a wasteful number, since it uses less digits than its factorization.

213468076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473 (or 1471 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 213468076 is about 14610.5467385721. The cubic root of 213468076 is about 597.6464056538.

The spelling of 213468076 in words is "two hundred thirteen million, four hundred sixty-eight thousand, seventy-six".

Divisors: 1 2 4 227 233 454 466 908 932 1009 2018 4036 52891 105782 211564 229043 235097 458086 470194 916172 940388 53367019 106734038 213468076