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4216502257 = 11383318387
BaseRepresentation
bin1111101101010010…
…1011011111110001
3101212212002111201021
43323110223133301
532113411033012
61534222135441
7206326451332
oct37324533761
911785074637
104216502257
111874118610
12998121581
13522736066
142bddd0289
1519a28e007
hexfb52b7f1

4216502257 has 4 divisors (see below), whose sum is σ = 4599820656. Its totient is φ = 3833183860.

The previous prime is 4216502239. The next prime is 4216502281. The reversal of 4216502257 is 7522056124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4216502257 - 211 = 4216500209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4216502957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191659183 + ... + 191659204.

It is an arithmetic number, because the mean of its divisors is an integer number (1149955164).

Almost surely, 24216502257 is an apocalyptic number.

It is an amenable number.

4216502257 is a deficient number, since it is larger than the sum of its proper divisors (383318399).

4216502257 is a wasteful number, since it uses less digits than its factorization.

4216502257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383318398.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 4216502257 is about 64934.5998447669. The cubic root of 4216502257 is about 1615.5389967361.

The spelling of 4216502257 in words is "four billion, two hundred sixteen million, five hundred two thousand, two hundred fifty-seven".

Divisors: 1 11 383318387 4216502257