Base | Representation |
---|---|
bin | 101101010101000… |
… | …1001111001101001 |
3 | 10221000000210210212 |
4 | 1122222021321221 |
5 | 11103334000131 |
6 | 410532150505 |
7 | 52456200311 |
oct | 13252117151 |
9 | 3830023725 |
10 | 1521000041 |
11 | 710623930 |
12 | 365468435 |
13 | 1b3165932 |
14 | 10600c441 |
15 | 8d7e6a2b |
hex | 5aa89e69 |
1521000041 has 32 divisors (see below), whose sum is σ = 1734967296. Its totient is φ = 1321488000.
The previous prime is 1521000029. The next prime is 1521000067. The reversal of 1521000041 is 1400001251.
It is a cyclic number.
It is not a de Polignac number, because 1521000041 - 222 = 1516805737 is a prime.
It is a super-2 number, since 2×15210000412 = 4626882249444003362, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1521000241) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7208426 + ... + 7208636.
It is an arithmetic number, because the mean of its divisors is an integer number (54217728).
Almost surely, 21521000041 is an apocalyptic number.
1521000041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1521000041 is a deficient number, since it is larger than the sum of its proper divisors (213967255).
1521000041 is a wasteful number, since it uses less digits than its factorization.
1521000041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 533.
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 1521000041 is about 39000.0005256410. Note that the first 3 decimals coincide. The cubic root of 1521000041 is about 1150.0315154564.
Adding to 1521000041 its reverse (1400001251), we get a palindrome (2921001292).
The spelling of 1521000041 in words is "one billion, five hundred twenty-one million, forty-one", and thus it is an aban number.
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