Base | Representation |
---|---|
bin | 11100010100000100… |
… | …101110011110001011 |
3 | 2220110201212222100011 |
4 | 130110010232132023 |
5 | 444230244214230 |
6 | 21544414452351 |
7 | 2124243643066 |
oct | 342404563613 |
9 | 86421788304 |
10 | 30401554315 |
11 | 11990980800 |
12 | 5a855040b7 |
13 | 2b3662bcc2 |
14 | 16858d58dd |
15 | bcdee7e2a |
hex | 71412e78b |
30401554315 has 24 divisors (see below), whose sum is σ = 40111316784. Its totient is φ = 22103928000.
The previous prime is 30401554277. The next prime is 30401554361. The reversal of 30401554315 is 51345510403.
It is a de Polignac number, because none of the positive numbers 2k-30401554315 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3748765 + ... + 3756865.
It is an arithmetic number, because the mean of its divisors is an integer number (1671304866).
Almost surely, 230401554315 is an apocalyptic number.
30401554315 is a deficient number, since it is larger than the sum of its proper divisors (9709762469).
30401554315 is a wasteful number, since it uses less digits than its factorization.
30401554315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14331 (or 14320 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 30401554315 in words is "thirty billion, four hundred one million, five hundred fifty-four thousand, three hundred fifteen".
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