Base | Representation |
---|---|
bin | 11100010101001011… |
… | …001001011110010100 |
3 | 2220112000121212122002 |
4 | 130111023021132110 |
5 | 444300010434441 |
6 | 21550314254432 |
7 | 2124556601240 |
oct | 342513113624 |
9 | 86460555562 |
10 | 30420014996 |
11 | 119a033a568 |
12 | 5a8b727418 |
13 | 2b3a3c3897 |
14 | 168813d420 |
15 | bd0942b9b |
hex | 7152c9794 |
30420014996 has 24 divisors (see below), whose sum is σ = 60866238720. Its totient is φ = 13031533152.
The previous prime is 30420014993. The next prime is 30420015013. The reversal of 30420014996 is 69941002403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30420014993) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 167516 + ... + 298163.
It is an arithmetic number, because the mean of its divisors is an integer number (2536093280).
Almost surely, 230420014996 is an apocalyptic number.
It is an amenable number.
30420014996 is an abundant number, since it is smaller than the sum of its proper divisors (30446223724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30420014996 is a wasteful number, since it uses less digits than its factorization.
30420014996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468023 (or 468021 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 38.
The spelling of 30420014996 in words is "thirty billion, four hundred twenty million, fourteen thousand, nine hundred ninety-six".
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