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29679552039 = 311387550301
BaseRepresentation
bin11011101001000010…
…100000011000100111
32211121102022110102010
4123221002200120213
5441240431131124
621345023445303
72100326013144
oct335102403047
984542273363
1029679552039
1111650373805
125903756833
132a4cb88017
141617a713cb
15b8a92b529
hex6e90a0627

29679552039 has 8 divisors (see below), whose sum is σ = 39922937712. Its totient is φ = 19611267200.

The previous prime is 29679552031. The next prime is 29679552079. The reversal of 29679552039 is 93025597692.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29679552039 - 23 = 29679552031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29679552039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29679552031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43774812 + ... + 43775489.

It is an arithmetic number, because the mean of its divisors is an integer number (4990367214).

Almost surely, 229679552039 is an apocalyptic number.

29679552039 is a deficient number, since it is larger than the sum of its proper divisors (10243385673).

29679552039 is a wasteful number, since it uses less digits than its factorization.

29679552039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87550417.

The product of its (nonzero) digits is 9185400, while the sum is 57.

It can be divided in two parts, 2967 and 9552039, that added together give a triangular number (9555006 = T4371).

The spelling of 29679552039 in words is "twenty-nine billion, six hundred seventy-nine million, five hundred fifty-two thousand, thirty-nine".

Divisors: 1 3 113 339 87550301 262650903 9893184013 29679552039