Search a number
-
+
29513371418660 = 2259786971507789
BaseRepresentation
bin1101011010111100111100…
…00001010000000000100100
310212111110011121011111022202
412231132132001100000210
512332021341040344120
6142434131115514032
76134161566606443
oct655363601200044
9125443147144282
1029513371418660
119449606832388
123387a80458918
13136113960842c
14740651d76d5a
15362a9d012875
hex1ad79e050024

29513371418660 has 24 divisors (see below), whose sum is σ = 61978184411640. Its totient is φ = 11805328675584.

The previous prime is 29513371418651. The next prime is 29513371418681. The reversal of 29513371418660 is 6681417331592.

29513371418660 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10939529790016 + 18573841628644 = 3307496^2 + 4309738^2 .

It is a junction number, because it is equal to n+sod(n) for n = 29513371418596 and 29513371418605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18820046 + ... + 20327834.

It is an arithmetic number, because the mean of its divisors is an integer number (2582424350485).

It is a 1-persistent number, because it is pandigital, but 2⋅29513371418660 = 59026742837320 is not.

Almost surely, 229513371418660 is an apocalyptic number.

29513371418660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29513371418660 is an abundant number, since it is smaller than the sum of its proper divisors (32464812992980).

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

29513371418660 is a wasteful number, since it uses less digits than its factorization.

29513371418660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486495 (or 2486493 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 29513371418660 in words is "twenty-nine trillion, five hundred thirteen billion, three hundred seventy-one million, four hundred eighteen thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 978697 1507789 1957394 3015578 3914788 4893485 6031156 7538945 9786970 15077890 19573940 30155780 1475668570933 2951337141866 5902674283732 7378342854665 14756685709330 29513371418660