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30230055054 = 23223958711971
BaseRepresentation
bin11100001001110110…
…100000100010001110
32220000210011220120200
4130021312200202032
5443402343230204
621515410554330
72120062141203
oct341166404216
986023156520
1030230055054
1111903094881
125a37b989a6
132b09c43454
14166ac11caa
15bbde1d539
hex709da088e

30230055054 has 48 divisors (see below), whose sum is σ = 65890056960. Its totient is φ = 10016591760.

The previous prime is 30230055047. The next prime is 30230055181. The reversal of 30230055054 is 45055003203.

30230055054 is a `hidden beast` number, since 30 + 2 + 30 + 0 + 550 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2519289 + ... + 2531259.

It is an arithmetic number, because the mean of its divisors is an integer number (1372709520).

Almost surely, 230230055054 is an apocalyptic number.

30230055054 is an abundant number, since it is smaller than the sum of its proper divisors (35660001906).

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

30230055054 is a wasteful number, since it uses less digits than its factorization.

30230055054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12805 (or 12802 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

Adding to 30230055054 its reverse (45055003203), we get a palindrome (75285058257).

The spelling of 30230055054 in words is "thirty billion, two hundred thirty million, fifty-five thousand, fifty-four".

Divisors: 1 2 3 6 9 18 239 478 587 717 1174 1434 1761 2151 3522 4302 5283 10566 11971 23942 35913 71826 107739 140293 215478 280586 420879 841758 1262637 2525274 2861069 5722138 7026977 8583207 14053954 17166414 21080931 25749621 42161862 51499242 63242793 126485586 1679447503 3358895006 5038342509 10076685018 15115027527 30230055054