Base | Representation |
---|---|
bin | 10010111111110110100… |
… | …011010101110001001110 |
3 | 11121210202100022012111202 |
4 | 102333312203111301032 |
5 | 132342141424100110 |
6 | 2435424351145502 |
7 | 163214536036352 |
oct | 22776643256116 |
9 | 4553670265452 |
10 | 1305511550030 |
11 | 463734265316 |
12 | 191025215292 |
13 | 96155c2334c |
14 | 4728956b462 |
15 | 23e5cc270a5 |
hex | 12ff68d5c4e |
1305511550030 has 32 divisors (see below), whose sum is σ = 2400010269696. Its totient is φ = 511074469024.
The previous prime is 1305511549963. The next prime is 1305511550069. The reversal of 1305511550030 is 300551155031.
It is a junction number, because it is equal to n+sod(n) for n = 1305511549975 and 1305511550002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23654327 + ... + 23709453.
It is an arithmetic number, because the mean of its divisors is an integer number (75000320928).
Almost surely, 21305511550030 is an apocalyptic number.
1305511550030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1305511550030 is a deficient number, since it is larger than the sum of its proper divisors (1094498719666).
1305511550030 is a wasteful number, since it uses less digits than its factorization.
1305511550030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105568.
The product of its (nonzero) digits is 5625, while the sum is 29.
The spelling of 1305511550030 in words is "one trillion, three hundred five billion, five hundred eleven million, five hundred fifty thousand, thirty".
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