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29679358495 = 5291991028569
BaseRepresentation
bin11011101001000001…
…110001001000011111
32211121101221121220211
4123221001301020133
5441240403432440
621345015353251
72100324245653
oct335101611037
984541847824
1029679358495
1111650251356
125903682827
132a4cb1abb7
141617a20a63
15b8a8ddeea
hex6e907121f

29679358495 has 16 divisors (see below), whose sum is σ = 37028520000. Its totient is φ = 22809523968.

The previous prime is 29679358483. The next prime is 29679358507. The reversal of 29679358495 is 59485397692.

It is an interprime number because it is at equal distance from previous prime (29679358483) and next prime (29679358507).

It is a cyclic number.

It is not a de Polignac number, because 29679358495 - 25 = 29679358463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29679358495.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 485430 + ... + 543139.

It is an arithmetic number, because the mean of its divisors is an integer number (2314282500).

Almost surely, 229679358495 is an apocalyptic number.

29679358495 is a deficient number, since it is larger than the sum of its proper divisors (7349161505).

29679358495 is a wasteful number, since it uses less digits than its factorization.

29679358495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028802.

The product of its digits is 146966400, while the sum is 67.

The spelling of 29679358495 in words is "twenty-nine billion, six hundred seventy-nine million, three hundred fifty-eight thousand, four hundred ninety-five".

Divisors: 1 5 29 145 199 995 5771 28855 1028569 5142845 29828501 149142505 204685231 1023426155 5935871699 29679358495