Base | Representation |
---|---|
bin | 11100011111010000… |
… | …000000000000000000 |
3 | 2220221210201012111210 |
4 | 130133100000000000 |
5 | 1000121244342242 |
6 | 22015153410120 |
7 | 2132011466145 |
oct | 343720000000 |
9 | 86853635453 |
10 | 30589059072 |
11 | 11a777a9910 |
12 | 5b18269940 |
13 | 2b6642ca70 |
14 | 16a27843cc |
15 | be06d4d9c |
hex | 71f400000 |
30589059072 has 368 divisors, whose sum is σ = 101468590272. Its totient is φ = 8053063680.
The previous prime is 30589059023. The next prime is 30589059079. The reversal of 30589059072 is 27095098503.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30589059079) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1799356408 + ... + 1799356424.
Almost surely, 230589059072 is an apocalyptic number.
30589059072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
30589059072 is a droll number since its even prime factors and its odd prime factors have the same sum.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30589059072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50734295136).
30589059072 is an abundant number, since it is smaller than the sum of its proper divisors (70879531200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30589059072 is an frugal number, since it uses more digits than its factorization.
30589059072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88 (or 46 counting only the distinct ones).
The product of its (nonzero) digits is 680400, while the sum is 48.
The spelling of 30589059072 in words is "thirty billion, five hundred eighty-nine million, fifty-nine thousand, seventy-two".
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