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22312301413 = 61365775433
BaseRepresentation
bin10100110001111010…
…101011001101100101
32010120222112100110211
4110301322223031211
5331143422121123
614130010015421
71416630301303
oct246172531545
963528470424
1022312301413
11950a792326
1243a8417571
13214776901c
141119437273
158a8c6c40d
hex531eab365

22312301413 has 4 divisors (see below), whose sum is σ = 22678076908. Its totient is φ = 21946525920.

The previous prime is 22312301383. The next prime is 22312301437. The reversal of 22312301413 is 31410321322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9308776324 + 13003525089 = 96482^2 + 114033^2 .

It is a cyclic number.

It is not a de Polignac number, because 22312301413 - 233 = 13722366821 is a prime.

It is a super-3 number, since 3×223123014133 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312301443) 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 3 ways as a sum of consecutive naturals, for example, 182887656 + ... + 182887777.

It is an arithmetic number, because the mean of its divisors is an integer number (5669519227).

Almost surely, 222312301413 is an apocalyptic number.

It is an amenable number.

22312301413 is a deficient number, since it is larger than the sum of its proper divisors (365775495).

22312301413 is an equidigital number, since it uses as much as digits as its factorization.

22312301413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365775494.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22312301413 its reverse (31410321322), we get a palindrome (53722622735).

The spelling of 22312301413 in words is "twenty-two billion, three hundred twelve million, three hundred one thousand, four hundred thirteen".

Divisors: 1 61 365775433 22312301413