Search a number
-
+
42212154310 = 254221215431
BaseRepresentation
bin100111010100000010…
…100101101111000110
311000221211121121201121
4213110002211233012
51142422302414220
631220400544154
73023025251164
oct472402455706
9130854547647
1042212154310
11169a172a347
12822092205a
133c9947b201
1420862d0234
151170d04eaa
hex9d40a5bc6

42212154310 has 8 divisors (see below), whose sum is σ = 75981877776. Its totient is φ = 16884861720.

The previous prime is 42212154241. The next prime is 42212154331. The reversal of 42212154310 is 1345121224.

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

It is a super-2 number, since 2×422121543102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2110607706 + ... + 2110607725.

It is an arithmetic number, because the mean of its divisors is an integer number (9497734722).

Almost surely, 242212154310 is an apocalyptic number.

42212154310 is a deficient number, since it is larger than the sum of its proper divisors (33769723466).

42212154310 is a wasteful number, since it uses less digits than its factorization.

42212154310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221215438.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 42212154310 its reverse (1345121224), we get a palindrome (43557275534).

The spelling of 42212154310 in words is "forty-two billion, two hundred twelve million, one hundred fifty-four thousand, three hundred ten".

Divisors: 1 2 5 10 4221215431 8442430862 21106077155 42212154310