Base | Representation |
---|---|
bin | 1010011001110111000… |
… | …00011011100110000101 |
3 | 1021011201102220020022221 |
4 | 11030323200123212011 |
5 | 21324110021033244 |
6 | 432120242452341 |
7 | 34553463220633 |
oct | 5147340334605 |
9 | 1234642806287 |
10 | 357480642949 |
11 | 12867455a0a1 |
12 | 593476640b1 |
13 | 2793063ca81 |
14 | 13433186353 |
15 | 9473b60784 |
hex | 533b81b985 |
357480642949 has 8 divisors (see below), whose sum is σ = 363480407640. Its totient is φ = 351485376000.
The previous prime is 357480642917. The next prime is 357480642979. The reversal of 357480642949 is 949246084753.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 15819350625 + 341661292324 = 125775^2 + 584518^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 357480642949 - 25 = 357480642917 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (61).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (357480642979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963952 + ... + 1282249.
It is an arithmetic number, because the mean of its divisors is an integer number (45435050955).
Almost surely, 2357480642949 is an apocalyptic number.
It is an amenable number.
357480642949 is a deficient number, since it is larger than the sum of its proper divisors (5999764691).
357480642949 is a wasteful number, since it uses less digits than its factorization.
357480642949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2248871.
The product of its (nonzero) digits is 52254720, while the sum is 61.
The spelling of 357480642949 in words is "three hundred fifty-seven billion, four hundred eighty million, six hundred forty-two thousand, nine hundred forty-nine".
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