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16054145250 = 23531113149689
BaseRepresentation
bin11101111001110011…
…01101000011100010
31112102211201002010020
432330321231003202
5230334330122000
611213012014310
71105556661123
oct167471550342
945384632106
1016054145250
116899167a40
123140601396
13168b063340
14ac422804a
1563e63dba0
hex3bce6d0e2

16054145250 has 128 divisors (see below), whose sum is σ = 47076906240. Its totient is φ = 3592512000.

The previous prime is 16054145201. The next prime is 16054145269. The reversal of 16054145250 is 5254145061.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 32406 + ... + 182094.

It is an arithmetic number, because the mean of its divisors is an integer number (367788330).

Almost surely, 216054145250 is an apocalyptic number.

16054145250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16054145250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23538453120).

16054145250 is an abundant number, since it is smaller than the sum of its proper divisors (31022760990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16054145250 is a wasteful number, since it uses less digits than its factorization.

16054145250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149733 (or 149723 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 16054145250 in words is "sixteen billion, fifty-four million, one hundred forty-five thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 11 13 15 22 25 26 30 33 39 50 55 65 66 75 78 110 125 130 143 150 165 195 250 275 286 325 330 375 390 429 550 650 715 750 825 858 975 1375 1430 1625 1650 1950 2145 2750 3250 3575 4125 4290 4875 7150 8250 9750 10725 17875 21450 35750 53625 107250 149689 299378 449067 748445 898134 1496890 1646579 1945957 2245335 3293158 3742225 3891914 4490670 4939737 5837871 7484450 8232895 9729785 9879474 11226675 11675742 16465790 18711125 19459570 21405527 22453350 24698685 29189355 37422250 41164475 42811054 48648925 49397370 56133375 58378710 64216581 82328950 97297850 107027635 112266750 123493425 128433162 145946775 205822375 214055270 243244625 246986850 291893550 321082905 411644750 486489250 535138175 617467125 642165810 729733875 1070276350 1234934250 1459467750 1605414525 2675690875 3210829050 5351381750 8027072625 16054145250