Base | Representation |
---|---|
bin | 11100001000111010… |
… | …100010011001001111 |
3 | 2212222200121012101120 |
4 | 130020322202121033 |
5 | 443334332142111 |
6 | 21514050012023 |
7 | 2116511413260 |
oct | 341072423117 |
9 | 85880535346 |
10 | 30214334031 |
11 | 118a52273a2 |
12 | 5a32877013 |
13 | 2b068ca87b |
14 | 1668abc967 |
15 | bbc865406 |
hex | 708ea264f |
30214334031 has 32 divisors (see below), whose sum is σ = 48467911680. Its totient is φ = 16368489984.
The previous prime is 30214333997. The next prime is 30214334041. The reversal of 30214334031 is 13043341203.
It is not a de Polignac number, because 30214334031 - 29 = 30214333519 is a prime.
It is a super-2 number, since 2×302143340312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30214333992 and 30214334010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30214334041) 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 31 ways as a sum of consecutive naturals, for example, 222216 + ... + 331373.
It is an arithmetic number, because the mean of its divisors is an integer number (1514622240).
Almost surely, 230214334031 is an apocalyptic number.
30214334031 is a deficient number, since it is larger than the sum of its proper divisors (18253577649).
30214334031 is a wasteful number, since it uses less digits than its factorization.
30214334031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 553735.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 30214334031 its reverse (13043341203), we get a palindrome (43257675234).
The spelling of 30214334031 in words is "thirty billion, two hundred fourteen million, three hundred thirty-four thousand, thirty-one".
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