Base | Representation |
---|---|
bin | 10001101010101000000… |
… | …111110101110001010111 |
3 | 11022001112211211011212120 |
4 | 101222220013311301113 |
5 | 124342233324430030 |
6 | 2325412103151023 |
7 | 153465041452560 |
oct | 21525007656127 |
9 | 4261484734776 |
10 | 1214001405015 |
11 | 4289451649a3 |
12 | 177346745473 |
13 | 8a631299249 |
14 | 42a87c89167 |
15 | 218a3eea010 |
hex | 11aa81f5c57 |
1214001405015 has 16 divisors (see below), whose sum is σ = 2219888283648. Its totient is φ = 554972070816.
The previous prime is 1214001405013. The next prime is 1214001405017. The reversal of 1214001405015 is 5105041004121.
It is an interprime number because it is at equal distance from previous prime (1214001405013) and next prime (1214001405017).
It is not a de Polignac number, because 1214001405015 - 21 = 1214001405013 is a prime.
It is a super-2 number, since 2×12140014050152 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214001405013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5780958967 + ... + 5780959176.
It is an arithmetic number, because the mean of its divisors is an integer number (138743017728).
Almost surely, 21214001405015 is an apocalyptic number.
1214001405015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1214001405015 is a deficient number, since it is larger than the sum of its proper divisors (1005886878633).
1214001405015 is a wasteful number, since it uses less digits than its factorization.
1214001405015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11561918158.
The product of its (nonzero) digits is 800, while the sum is 24.
Adding to 1214001405015 its reverse (5105041004121), we get a palindrome (6319042409136).
The spelling of 1214001405015 in words is "one trillion, two hundred fourteen billion, one million, four hundred five thousand, fifteen".
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