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461342022121 = 19148716328957
BaseRepresentation
bin1101011011010100010…
…00001001100111101001
31122002210201101222000001
412231222020021213221
530024312024201441
6551534304343001
745221325325441
oct6555210114751
91562721358001
10461342022121
111687215a9552
12754b2614a61
1334673127556
1418486d95121
15c001d8c731
hex6b6a2099e9

461342022121 has 8 divisors (see below), whose sum is σ = 485949790080. Its totient is φ = 436766915088.

The previous prime is 461342022079. The next prime is 461342022179. The reversal of 461342022121 is 121220243164.

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

It is a cyclic number.

It is not a de Polignac number, because 461342022121 - 219 = 461341497833 is a prime.

It is a super-2 number, since 2×4613420221212 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461342022121.

It is not an unprimeable number, because it can be changed into a prime (461342022521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8136226 + ... + 8192731.

It is an arithmetic number, because the mean of its divisors is an integer number (60743723760).

Almost surely, 2461342022121 is an apocalyptic number.

It is an amenable number.

461342022121 is a deficient number, since it is larger than the sum of its proper divisors (24607767959).

461342022121 is a wasteful number, since it uses less digits than its factorization.

461342022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16330463.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 461342022121 its reverse (121220243164), we get a palindrome (582562265285).

The spelling of 461342022121 in words is "four hundred sixty-one billion, three hundred forty-two million, twenty-two thousand, one hundred twenty-one".

Divisors: 1 19 1487 28253 16328957 310250183 24281159059 461342022121