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212680341 = 3259939451
BaseRepresentation
bin11001010110100…
…11111010010101
3112211012021120200
430223103322111
5413421232331
633034251113
75161516206
oct1453237225
9484167520
10212680341
11aa063985
125b286a99
13350a6b73
14203635ad
1513a115e6
hexcad3e95

212680341 has 12 divisors (see below), whose sum is σ = 307725600. Its totient is φ = 141546600.

The previous prime is 212680337. The next prime is 212680373. The reversal of 212680341 is 143086212.

It is not a de Polignac number, because 212680341 - 22 = 212680337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212680301) 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, 14335 + ... + 25116.

It is an arithmetic number, because the mean of its divisors is an integer number (25643800).

Almost surely, 2212680341 is an apocalyptic number.

It is an amenable number.

212680341 is a deficient number, since it is larger than the sum of its proper divisors (95045259).

212680341 is a wasteful number, since it uses less digits than its factorization.

212680341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40056 (or 40053 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 212680341 is about 14583.5640705556. The cubic root of 212680341 is about 596.9103591746.

The spelling of 212680341 in words is "two hundred twelve million, six hundred eighty thousand, three hundred forty-one".

Divisors: 1 3 9 599 1797 5391 39451 118353 355059 23631149 70893447 212680341