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4020038222 = 213121153191
BaseRepresentation
bin1110111110011100…
…1110101001001110
3101101011102002201112
43233213032221032
531213112210342
61502523212022
7201422522024
oct35747165116
911334362645
104020038222
111783230242
12942377012
134c0b19355
142a1c8c714
15187dd2682
hexef9cea4e

4020038222 has 8 divisors (see below), whose sum is σ = 6030556272. Its totient is φ = 2009852800.

The previous prime is 4020038213. The next prime is 4020038227. The reversal of 4020038222 is 2228300204.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020038227) 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, 50354 + ... + 102837.

It is an arithmetic number, because the mean of its divisors is an integer number (753819534).

Almost surely, 24020038222 is an apocalyptic number.

4020038222 is a deficient number, since it is larger than the sum of its proper divisors (2010518050).

4020038222 is a wasteful number, since it uses less digits than its factorization.

4020038222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166314.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4020038222 is about 63403.7713547073. The cubic root of 4020038222 is about 1590.0473624856.

Adding to 4020038222 its reverse (2228300204), we get a palindrome (6248338426).

The spelling of 4020038222 in words is "four billion, twenty million, thirty-eight thousand, two hundred twenty-two".

Divisors: 1 2 13121 26242 153191 306382 2010019111 4020038222