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272061984 = 25323312163
BaseRepresentation
bin10000001101110…
…101011000100000
3200221221011212210
4100031311120200
51024121440414
642555122120
76512326425
oct2015653040
9627834783
10272061984
1112a632217
1277143340
134449852c
14281bdd4c
1518d40e59
hex10375620

272061984 has 48 divisors (see below), whose sum is σ = 717286752. Its totient is φ = 90290688.

The previous prime is 272061971. The next prime is 272062001. The reversal of 272061984 is 489160272.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16287 + ... + 28449.

It is an arithmetic number, because the mean of its divisors is an integer number (14943474).

Almost surely, 2272061984 is an apocalyptic number.

272061984 is a gapful number since it is divisible by the number (24) 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 272061984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358643376).

272061984 is an abundant number, since it is smaller than the sum of its proper divisors (445224768).

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

272061984 is a wasteful number, since it uses less digits than its factorization.

272061984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12409 (or 12401 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 272061984 is about 16494.3015614484. The cubic root of 272061984 is about 647.9715732081.

The spelling of 272061984 in words is "two hundred seventy-two million, sixty-one thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 233 466 699 932 1398 1864 2796 3728 5592 7456 11184 12163 22368 24326 36489 48652 72978 97304 145956 194608 291912 389216 583824 1167648 2833979 5667958 8501937 11335916 17003874 22671832 34007748 45343664 68015496 90687328 136030992 272061984