Search a number
-
+
4221020982 = 23703503497
BaseRepresentation
bin1111101110010111…
…1010101100110110
3101220011121002020110
43323211322230312
532121040132412
61534503043450
7206413041423
oct37345725466
911804532213
104221020982
1118767245a2
12999740586
13523658a69
142c0848d4a
1519a882d3c
hexfb97ab36

4221020982 has 8 divisors (see below), whose sum is σ = 8442041976. Its totient is φ = 1407006992.

The previous prime is 4221020891. The next prime is 4221020983. The reversal of 4221020982 is 2890201224.

It is a sphenic number, since it is the product of 3 distinct primes.

4221020982 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221020983) 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, 351751743 + ... + 351751754.

It is an arithmetic number, because the mean of its divisors is an integer number (1055255247).

Almost surely, 24221020982 is an apocalyptic number.

4221020982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4221020982 is a wasteful number, since it uses less digits than its factorization.

4221020982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703503502.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 4221020982 is about 64969.3849593791. The cubic root of 4221020982 is about 1616.1159022494.

The spelling of 4221020982 in words is "four billion, two hundred twenty-one million, twenty thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 703503497 1407006994 2110510491 4221020982