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12380630840832 = 2938060306537
BaseRepresentation
bin1011010000101001011100…
…0110100111011000000000
31121211120120110011020110210
42310022113012213120000
53110321012443401312
642155325553554120
72415320400535512
oct264122706473000
947746513136423
1012380630840832
113a43661390241
12147b548275940
136ba6472597a7
1430b32358dbb2
151670ae15de3c
hexb42971a7600

12380630840832 has 40 divisors (see below), whose sum is σ = 32982774353496. Its totient is φ = 4126876946432.

The previous prime is 12380630840819. The next prime is 12380630840833. The reversal of 12380630840832 is 23804803608321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12380630840833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4030151733 + ... + 4030154804.

Almost surely, 212380630840832 is an apocalyptic number.

12380630840832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12380630840832 is an abundant number, since it is smaller than the sum of its proper divisors (20602143512664).

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

12380630840832 is an frugal number, since it uses more digits than its factorization.

12380630840832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8060306558 (or 8060306542 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 12380630840832 in words is "twelve trillion, three hundred eighty billion, six hundred thirty million, eight hundred forty thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 8060306537 16120613074 24180919611 32241226148 48361839222 64482452296 96723678444 128964904592 193447356888 257929809184 386894713776 515859618368 773789427552 1031719236736 1547578855104 2063438473472 3095157710208 4126876946944 6190315420416 12380630840832