Base | Representation |
---|---|
bin | 11111110011000000001000… |
… | …000000101101000000000000 |
3 | 200100010222111120221111121000 |
4 | 133303000020000231000000 |
5 | 121312202031001403213 |
6 | 1213231323123132000 |
7 | 41312262236265102 |
oct | 3763001000550000 |
9 | 610128446844530 |
10 | 139844269559808 |
11 | 40616692485610 |
12 | 1382690ab14000 |
13 | 6005347b95b38 |
14 | 26766da859572 |
15 | 1127a0c7bdc73 |
hex | 7f300802d000 |
139844269559808 has 416 divisors, whose sum is σ = 452699296819200. Its totient is φ = 42308363059200.
The previous prime is 139844269559807. The next prime is 139844269559837. The reversal of 139844269559808 is 808955962448931.
139844269559808 is a `hidden beast` number, since 1 + 3 + 9 + 8 + 442 + 6 + 95 + 5 + 9 + 80 + 8 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139844269559807) 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, 752928073 + ... + 753113783.
Almost surely, 2139844269559808 is an apocalyptic number.
139844269559808 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 139844269559808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226349648409600).
139844269559808 is an abundant number, since it is smaller than the sum of its proper divisors (312855027259392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139844269559808 is a wasteful number, since it uses less digits than its factorization.
139844269559808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186374 (or 186346 counting only the distinct ones).
The product of its (nonzero) digits is 5374771200, while the sum is 81.
The spelling of 139844269559808 in words is "one hundred thirty-nine trillion, eight hundred forty-four billion, two hundred sixty-nine million, five hundred fifty-nine thousand, eight hundred eight".
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