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4917211243 = 7702458749
BaseRepresentation
bin1001001010001011…
…01011000001101011
3110200200121012201221
410211011223001223
540032301224433
62131532522511
7232565414560
oct44505530153
913620535657
104917211243
1120a370164a
12b52920437
13604963069
143490b0867
151dba5172d
hex12516b06b

4917211243 has 4 divisors (see below), whose sum is σ = 5619670000. Its totient is φ = 4214752488.

The previous prime is 4917211231. The next prime is 4917211259. The reversal of 4917211243 is 3421127194.

4917211243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4917211243 - 217 = 4917080171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4917211199 and 4917211208.

It is not an unprimeable number, because it can be changed into a prime (4917211283) 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, 351229368 + ... + 351229381.

It is an arithmetic number, because the mean of its divisors is an integer number (1404917500).

Almost surely, 24917211243 is an apocalyptic number.

4917211243 is a deficient number, since it is larger than the sum of its proper divisors (702458757).

4917211243 is an equidigital number, since it uses as much as digits as its factorization.

4917211243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702458756.

The product of its digits is 12096, while the sum is 34.

The square root of 4917211243 is about 70122.8296847753. The cubic root of 4917211243 is about 1700.4855871202.

The spelling of 4917211243 in words is "four billion, nine hundred seventeen million, two hundred eleven thousand, two hundred forty-three".

Divisors: 1 7 702458749 4917211243