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12083283968 = 211723472
BaseRepresentation
bin10110100000011100…
…00100100000000000
31011012002211102110212
423100032010200000
5144221310041333
65315002413252
7605302135100
oct132016044000
934162742425
1012083283968
1151407760a8
122412801228
1311a74a4892
14828adb200
154aac22448
hex2d0384800

12083283968 has 108 divisors (see below), whose sum is σ = 28186495155. Its totient is φ = 5163626496.

The previous prime is 12083283967. The next prime is 12083283973. The reversal of 12083283968 is 86938238021.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 6041641984 + 6041641984 = 77728^2 + 77728^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=77728.

It is not an unprimeable number, because it can be changed into a prime (12083283967) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34821971 + ... + 34822317.

Almost surely, 212083283968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12083283968

12083283968 is an abundant number, since it is smaller than the sum of its proper divisors (16103211187).

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

12083283968 is an frugal number, since it uses more digits than its factorization.

12083283968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

Multiplying 12083283968 by its sum of digits (50), we get a square (604164198400 = 7772802).

The spelling of 12083283968 in words is "twelve billion, eighty-three million, two hundred eighty-three thousand, nine hundred sixty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 347 392 448 512 694 784 896 1024 1388 1568 1792 2048 2429 2776 3136 3584 4858 5552 6272 7168 9716 11104 12544 14336 17003 19432 22208 25088 34006 38864 44416 50176 68012 77728 88832 100352 120409 136024 155456 177664 240818 272048 310912 355328 481636 544096 621824 710656 842863 963272 1088192 1243648 1685726 1926544 2176384 2487296 3371452 3853088 4352768 4974592 5900041 6742904 7706176 8705536 11800082 13485808 15412352 17411072 23600164 26971616 30824704 34822144 47200328 53943232 61649408 94400656 107886464 123298816 188801312 215772928 246597632 377602624 431545856 755205248 863091712 1510410496 1726183424 3020820992 6041641984 12083283968