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30039108244 = 2218176154521
BaseRepresentation
bin11011111110011110…
…000110101010010100
32212112110212210210121
4123332132012222110
5443010002430434
621444430201324
72112253131025
oct337636065224
985473783717
1030039108244
11118153256a2
1259a4053244
132aa9508a82
14164d708c4c
15bac2a17b4
hex6fe786a94

30039108244 has 24 divisors (see below), whose sum is σ = 52929303336. Its totient is φ = 14916672000.

The previous prime is 30039108227. The next prime is 30039108247. The reversal of 30039108244 is 44280193003.

It can be written as a sum of positive squares in 4 ways, for example, as 3814544644 + 26224563600 = 61762^2 + 161940^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30039108247) 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, 523704 + ... + 578224.

It is an arithmetic number, because the mean of its divisors is an integer number (2205387639).

Almost surely, 230039108244 is an apocalyptic number.

It is an amenable number.

30039108244 is a deficient number, since it is larger than the sum of its proper divisors (22890195092).

30039108244 is a wasteful number, since it uses less digits than its factorization.

30039108244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55467 (or 55465 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 30039108244 in words is "thirty billion, thirty-nine million, one hundred eight thousand, two hundred forty-four".

Divisors: 1 2 4 181 362 724 761 1522 3044 54521 109042 137741 218084 275482 550964 9868301 19736602 39473204 41490481 82980962 165961924 7509777061 15019554122 30039108244