Base | Representation |
---|---|
bin | 1011010111010110000… |
… | …11010110101011111000 |
3 | 1101022220221220212111222 |
4 | 11223223003112223320 |
5 | 22344211042104002 |
6 | 455220000211212 |
7 | 40132502115365 |
oct | 5535303265370 |
9 | 1338827825458 |
10 | 390490581752 |
11 | 140673831757 |
12 | 6381a609b08 |
13 | 2aa9148913b |
14 | 14c8526346c |
15 | a256b431a2 |
hex | 5aeb0d6af8 |
390490581752 has 16 divisors (see below), whose sum is σ = 732180573600. Its totient is φ = 195242428800.
The previous prime is 390490581721. The next prime is 390490581769. The reversal of 390490581752 is 257185094093.
It is a junction number, because it is equal to n+sod(n) for n = 390490581694 and 390490581703.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291377 + ... + 930527.
It is an arithmetic number, because the mean of its divisors is an integer number (45761285850).
Almost surely, 2390490581752 is an apocalyptic number.
It is an amenable number.
390490581752 is a deficient number, since it is larger than the sum of its proper divisors (341689991848).
390490581752 is a wasteful number, since it uses less digits than its factorization.
390490581752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 715526 (or 715522 counting only the distinct ones).
The product of its (nonzero) digits is 2721600, while the sum is 53.
The spelling of 390490581752 in words is "three hundred ninety billion, four hundred ninety million, five hundred eighty-one thousand, seven hundred fifty-two".
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