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12310550304 = 2531310792189
BaseRepresentation
bin10110111011100010…
…00001011100100000
31011202221110202021120
423131301001130200
5200203000102204
65353321452240
7614031644133
oct133561013440
934687422246
1012310550304
115247a91718
122476941080
1312125b77c0
1484ad7a21a
154c0b656d9
hex2ddc41720

12310550304 has 96 divisors (see below), whose sum is σ = 35126602560. Its totient is φ = 3752420352.

The previous prime is 12310550303. The next prime is 12310550311. The reversal of 12310550304 is 40305501321.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (12310550303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87442 + ... + 179630.

It is an arithmetic number, because the mean of its divisors is an integer number (365902110).

Almost surely, 212310550304 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 12310550304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17563301280).

12310550304 is an abundant number, since it is smaller than the sum of its proper divisors (22816052256).

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

12310550304 is a wasteful number, since it uses less digits than its factorization.

12310550304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92322 (or 92314 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The spelling of 12310550304 in words is "twelve billion, three hundred ten million, five hundred fifty thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 107 156 208 214 312 321 416 428 624 642 856 1248 1284 1391 1712 2568 2782 3424 4173 5136 5564 8346 10272 11128 16692 22256 33384 44512 66768 92189 133536 184378 276567 368756 553134 737512 1106268 1198457 1475024 2212536 2396914 2950048 3595371 4425072 4793828 7190742 8850144 9587656 9864223 14381484 19175312 19728446 28762968 29592669 38350624 39456892 57525936 59185338 78913784 115051872 118370676 128234899 157827568 236741352 256469798 315655136 384704697 473482704 512939596 769409394 946965408 1025879192 1538818788 2051758384 3077637576 4103516768 6155275152 12310550304