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30072006244 = 2271074000223
BaseRepresentation
bin11100000000011011…
…100110011001100100
32212121202210012101001
4130000123212121210
5443041413144434
621452003243044
72113132556410
oct340033463144
985552705331
1030072006244
1111831955425
1259b3079484
132ab3286b47
141653c2dd40
15bb00ee114
hex7006e6664

30072006244 has 12 divisors (see below), whose sum is σ = 60144012544. Its totient is φ = 12888002664.

The previous prime is 30072006233. The next prime is 30072006271. The reversal of 30072006244 is 44260027003.

30072006244 is an admirable number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1074000223 = 30072006244 / (3 + 0 + 0 + 7 + 2 + 0 + 0 + 6 + 2 + 4 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537000084 + ... + 537000139.

Almost surely, 230072006244 is an apocalyptic number.

It is an amenable number.

30072006244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30072006244 is a wasteful number, since it uses less digits than its factorization.

30072006244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074000234 (or 1074000232 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The spelling of 30072006244 in words is "thirty billion, seventy-two million, six thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 1074000223 2148000446 4296000892 7518001561 15036003122 30072006244