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30055025054 = 2109731369499
BaseRepresentation
bin11011111111011010…
…110100100110011110
32212120120211110120002
4123333122310212132
5443023041300204
621450155254302
72112535332515
oct337732644636
985516743502
1030055025054
111182330718a
1259a944a392
132aac8bc7c2
14165188d67c
15bad89791e
hex6ff6b499e

30055025054 has 8 divisors (see below), whose sum is σ = 45086679000. Its totient is φ = 15026132056.

The previous prime is 30055025041. The next prime is 30055025057. The reversal of 30055025054 is 45052055003.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30055025057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662804 + ... + 706695.

It is an arithmetic number, because the mean of its divisors is an integer number (5635834875).

Almost surely, 230055025054 is an apocalyptic number.

30055025054 is a deficient number, since it is larger than the sum of its proper divisors (15031653946).

30055025054 is a wasteful number, since it uses less digits than its factorization.

30055025054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380474.

The product of its (nonzero) digits is 15000, while the sum is 29.

The spelling of 30055025054 in words is "thirty billion, fifty-five million, twenty-five thousand, fifty-four".

Divisors: 1 2 10973 21946 1369499 2738998 15027512527 30055025054