Base | Representation |
---|---|
bin | 111001101011010100… |
… | …011001011100000010 |
3 | 12220212000022120102211 |
4 | 321223110121130002 |
5 | 2003313043120310 |
6 | 44241131532334 |
7 | 4321453515340 |
oct | 715324313402 |
9 | 186760276384 |
10 | 61930051330 |
11 | 2429a999204 |
12 | 100042ba0aa |
13 | 5abc5831b4 |
14 | 2dd6d40990 |
15 | 1926de9c8a |
hex | e6b519702 |
61930051330 has 32 divisors (see below), whose sum is σ = 127506462336. Its totient is φ = 21215243904.
The previous prime is 61930051301. The next prime is 61930051331. The reversal of 61930051330 is 3315003916.
It is a junction number, because it is equal to n+sod(n) for n = 61930051292 and 61930051301.
It is not an unprimeable number, because it can be changed into a prime (61930051331) 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 15 ways as a sum of consecutive naturals, for example, 289579 + ... + 455758.
It is an arithmetic number, because the mean of its divisors is an integer number (3984576948).
Almost surely, 261930051330 is an apocalyptic number.
61930051330 is an abundant number, since it is smaller than the sum of its proper divisors (65576411006).
61930051330 is a wasteful number, since it uses less digits than its factorization.
61930051330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 746538.
The product of its (nonzero) digits is 7290, while the sum is 31.
The spelling of 61930051330 in words is "sixty-one billion, nine hundred thirty million, fifty-one thousand, three hundred thirty".
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