Base | Representation |
---|---|
bin | 1101111001001001… |
… | …0100010011000000 |
3 | 100121220102021210000 |
4 | 3132102110103000 |
5 | 30114202444210 |
6 | 1414020440000 |
7 | 161262620046 |
oct | 33622242300 |
9 | 10556367700 |
10 | 3729343680 |
11 | 1644132117 |
12 | 880b49000 |
13 | 475828c4a |
14 | 27541c396 |
15 | 16c610ac0 |
hex | de4944c0 |
3729343680 has 140 divisors (see below), whose sum is σ = 13266023760. Its totient is φ = 994484736.
The previous prime is 3729343661. The next prime is 3729343687. The reversal of 3729343680 is 863439273.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (3729343687) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46020 + ... + 97859.
Almost surely, 23729343680 is an apocalyptic number.
3729343680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3729343680 is an abundant number, since it is smaller than the sum of its proper divisors (9536680080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3729343680 is a wasteful number, since it uses less digits than its factorization.
3729343680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143908 (or 143889 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 45.
The square root of 3729343680 is about 61068.3525240365. The cubic root of 3729343680 is about 1550.7583774097.
The spelling of 3729343680 in words is "three billion, seven hundred twenty-nine million, three hundred forty-three thousand, six hundred eighty".
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