Search a number
-
+
30220122341 = 971016930637
BaseRepresentation
bin11100001001010000…
…100111100011100101
32220000002111021110102
4130021100213203211
5443342322403331
621514414033445
72116611541643
oct341120474345
986002437412
1030220122341
11118a8520222
125a347a8885
132b07b763c6
141669788193
15bbd10a4cb
hex7094278e5

30220122341 has 8 divisors (see below), whose sum is σ = 30535669080. Its totient is φ = 29904657408.

The previous prime is 30220122277. The next prime is 30220122347. The reversal of 30220122341 is 14322102203.

It can be written as a sum of positive squares in 4 ways, for example, as 18969277441 + 11250844900 = 137729^2 + 106070^2 .

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 30220122341 - 26 = 30220122277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30220122347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971075 + ... + 1001711.

It is an arithmetic number, because the mean of its divisors is an integer number (3816958635).

Almost surely, 230220122341 is an apocalyptic number.

It is an amenable number.

30220122341 is a deficient number, since it is larger than the sum of its proper divisors (315546739).

30220122341 is a wasteful number, since it uses less digits than its factorization.

30220122341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40903.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 30220122341 its reverse (14322102203), we get a palindrome (44542224544).

The spelling of 30220122341 in words is "thirty billion, two hundred twenty million, one hundred twenty-two thousand, three hundred forty-one".

Divisors: 1 97 10169 30637 986393 2971789 311547653 30220122341