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30245412445 = 512914685579
BaseRepresentation
bin11100001010110001…
…000101111001011101
32220001212002010221221
4130022301011321131
5443420311144240
621521120053341
72120336523013
oct341261057135
986055063857
1030245412445
1111910824036
125a41164251
132b1018c671
14166cc8c8b3
15bc0453a4a
hex70ac45e5d

30245412445 has 8 divisors (see below), whose sum is σ = 36322616160. Its totient is φ = 24177582480.

The previous prime is 30245412437. The next prime is 30245412481. The reversal of 30245412445 is 54421454203.

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

It is not a de Polignac number, because 30245412445 - 23 = 30245412437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30245412445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2336335 + ... + 2349244.

It is an arithmetic number, because the mean of its divisors is an integer number (4540327020).

Almost surely, 230245412445 is an apocalyptic number.

It is an amenable number.

30245412445 is a deficient number, since it is larger than the sum of its proper divisors (6077203715).

30245412445 is a wasteful number, since it uses less digits than its factorization.

30245412445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4686875.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 30245412445 its reverse (54421454203), we get a palindrome (84666866648).

The spelling of 30245412445 in words is "thirty billion, two hundred forty-five million, four hundred twelve thousand, four hundred forty-five".

Divisors: 1 5 1291 6455 4685579 23427895 6049082489 30245412445