Base | Representation |
---|---|
bin | 1101110010011010100101… |
… | …00110011010000100000000 |
3 | 10222100112002021002210221100 |
4 | 12321031102212122010000 |
5 | 12433223424321124100 |
6 | 144252340305454400 |
7 | 6246341650155651 |
oct | 671152246320400 |
9 | 128315067083840 |
10 | 30319559942400 |
11 | 972a4a9181603 |
12 | 3498173341400 |
13 | 13bc17871a371 |
14 | 76b690183528 |
15 | 378a3477b400 |
hex | 1b935299a100 |
30319559942400 has 243 divisors, whose sum is σ = 108403994677069. Its totient is φ = 8084863580160.
The previous prime is 30319559942389. The next prime is 30319559942411. The reversal of 30319559942400 is 424995591303.
The square root of 30319559942400 is 5506320.
It is a perfect power (a square), and thus also a powerful number.
30319559942400 is a `hidden beast` number, since 3 + 0 + 3 + 1 + 9 + 5 + 599 + 4 + 2 + 40 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (30319559942389) and next prime (30319559942411).
It can be written as a sum of positive squares in only one way, i.e., 10915041579264 + 19404518363136 = 3303792^2 + 4405056^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1321505329 + ... + 1321528271.
Almost surely, 230319559942400 is an apocalyptic number.
30319559942400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30319559942400 is the 5506320-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30319559942400
30319559942400 is an abundant number, since it is smaller than the sum of its proper divisors (78084434734669).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30319559942400 is an frugal number, since it uses more digits than its factorization.
30319559942400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45918 (or 22953 counting only the distinct ones).
The product of its (nonzero) digits is 5248800, while the sum is 54.
The spelling of 30319559942400 in words is "thirty trillion, three hundred nineteen billion, five hundred fifty-nine million, nine hundred forty-two thousand, four hundred".
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