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21614312130752 = 2611114912671843
BaseRepresentation
bin1001110101000011110010…
…11001011000100011000000
32211112022022120112120002202
410322201321121120203000
510313112102401141002
6113545251121332332
74360403542516445
oct472417131304300
984468276476082
1021614312130752
11698363a794160
122510bb94970a8
13c0a2b43a30a3
1454a1d16719cc
15277387ba6502
hex13a8796588c0

21614312130752 has 56 divisors (see below), whose sum is σ = 46794162821952. Its totient is φ = 9823828665600.

The previous prime is 21614312130739. The next prime is 21614312130863. The reversal of 21614312130752 is 25703121341612.

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 7 ways as a sum of consecutive naturals, for example, 6753743 + ... + 9425585.

It is an arithmetic number, because the mean of its divisors is an integer number (835610050392).

Almost surely, 221614312130752 is an apocalyptic number.

21614312130752 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21614312130752 is an abundant number, since it is smaller than the sum of its proper divisors (25179850691200).

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

21614312130752 is a wasteful number, since it uses less digits than its factorization.

21614312130752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683357 (or 2683347 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 21614312130752 in words is "twenty-one trillion, six hundred fourteen billion, three hundred twelve million, one hundred thirty thousand, seven hundred fifty-two".

Divisors: 1 2 4 8 11 16 22 32 44 64 88 176 352 704 11491 22982 45964 91928 126401 183856 252802 367712 505604 735424 1011208 2022416 2671843 4044832 5343686 8089664 10687372 21374744 29390273 42749488 58780546 85498976 117561092 170997952 235122184 470244368 940488736 1880977472 30702147913 61404295826 122808591652 245617183304 337723627043 491234366608 675447254086 982468733216 1350894508172 1964937466432 2701789016344 5403578032688 10807156065376 21614312130752