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402212322242 = 2972073259393
BaseRepresentation
bin1011101101001011011…
…10001111101111000010
31102110011212102222120122
411312211232033233002
523042212323302432
6504435045540242
741026124221043
oct5664556175702
91373155388518
10402212322242
11145639408895
1265b50114682
132bc0ba95563
1415677d2a8ca
15a6e0c4b612
hex5da5b8fbc2

402212322242 has 8 divisors (see below), whose sum is σ = 609538261836. Its totient is φ = 199032901632.

The previous prime is 402212322241. The next prime is 402212322257. The reversal of 402212322242 is 242223212204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 343889589241 + 58322733001 = 586421^2 + 241501^2 .

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

It is not an unprimeable number, because it can be changed into a prime (402212322241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1036629503 + ... + 1036629890.

Almost surely, 2402212322242 is an apocalyptic number.

402212322242 is a deficient number, since it is larger than the sum of its proper divisors (207325939594).

402212322242 is a wasteful number, since it uses less digits than its factorization.

402212322242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073259492.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 402212322242 its reverse (242223212204), we get a palindrome (644435534446).

The spelling of 402212322242 in words is "four hundred two billion, two hundred twelve million, three hundred twenty-two thousand, two hundred forty-two".

Divisors: 1 2 97 194 2073259393 4146518786 201106161121 402212322242