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29497219590 = 2355636832557
BaseRepresentation
bin11011011110001010…
…111101101000000110
32211010201020000022110
4123132022331220012
5440402242011330
621314551441450
72062653141516
oct333612755006
984121200273
1029497219590
1111567458733
125872686286
132a211785b7
1415db76b846
15b79911db0
hex6de2bda06

29497219590 has 64 divisors (see below), whose sum is σ = 71050680576. Its totient is φ = 7837391232.

The previous prime is 29497219567. The next prime is 29497219601. The reversal of 29497219590 is 9591279492.

It is a self number, because there is not a number n which added to its sum of digits gives 29497219590.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 11534592 + ... + 11537148.

It is an arithmetic number, because the mean of its divisors is an integer number (1110166884).

Almost surely, 229497219590 is an apocalyptic number.

29497219590 is an abundant number, since it is smaller than the sum of its proper divisors (41553460986).

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

29497219590 is a wasteful number, since it uses less digits than its factorization.

29497219590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813.

The product of its (nonzero) digits is 3674160, while the sum is 57.

The spelling of 29497219590 in words is "twenty-nine billion, four hundred ninety-seven million, two hundred nineteen thousand, five hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 563 683 1126 1366 1689 2049 2557 2815 3378 3415 4098 5114 5630 6830 7671 8445 10245 12785 15342 16890 20490 25570 38355 76710 384529 769058 1153587 1439591 1746431 1922645 2307174 2879182 3492862 3845290 4318773 5239293 5767935 7197955 8637546 8732155 10478586 11535870 14395910 17464310 21593865 26196465 43187730 52392930 983240653 1966481306 2949721959 4916203265 5899443918 9832406530 14748609795 29497219590