Base | Representation |
---|---|
bin | 1010101110110101010… |
… | …10101111010000110001 |
3 | 1022020210011222100222101 |
4 | 11113122222233100301 |
5 | 22020140124410011 |
6 | 441221444140401 |
7 | 35432512365655 |
oct | 5273252572061 |
9 | 1266704870871 |
10 | 368740856881 |
11 | 132422667521 |
12 | 5b56a697701 |
13 | 28a06444b57 |
14 | 13bc0830a65 |
15 | 98d24a02c1 |
hex | 55daaaf431 |
368740856881 has 16 divisors (see below), whose sum is σ = 382110023680. Its totient is φ = 355465279440.
The previous prime is 368740856879. The next prime is 368740856921. The reversal of 368740856881 is 188658047863.
It is a cyclic number.
It is not a de Polignac number, because 368740856881 - 21 = 368740856879 is a prime.
It is a super-2 number, since 2×3687408568812 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (368740836881) 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, 16729390 + ... + 16751416.
It is an arithmetic number, because the mean of its divisors is an integer number (23881876480).
Almost surely, 2368740856881 is an apocalyptic number.
368740856881 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
368740856881 is a deficient number, since it is larger than the sum of its proper divisors (13369166799).
368740856881 is a wasteful number, since it uses less digits than its factorization.
368740856881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24124.
The product of its (nonzero) digits is 61931520, while the sum is 64.
The spelling of 368740856881 in words is "three hundred sixty-eight billion, seven hundred forty million, eight hundred fifty-six thousand, eight hundred eighty-one".
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