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29737997353 = 139213942427
BaseRepresentation
bin11011101100100001…
…011101010000101001
32211202111021210022101
4123230201131100221
5441400411403403
621354512253401
72101635543511
oct335441352051
984674253271
1029737997353
1111680362619
12591b241261
132a5c00c44c
141621726841
15b90b2371d
hex6ec85d429

29737997353 has 4 divisors (see below), whose sum is σ = 29951939920. Its totient is φ = 29524054788.

The previous prime is 29737997329. The next prime is 29737997357. The reversal of 29737997353 is 35379973792.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29737997353 - 213 = 29737989161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29737997357) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 106971075 + ... + 106971352.

It is an arithmetic number, because the mean of its divisors is an integer number (7487984980).

Almost surely, 229737997353 is an apocalyptic number.

It is an amenable number.

29737997353 is a deficient number, since it is larger than the sum of its proper divisors (213942567).

29737997353 is a wasteful number, since it uses less digits than its factorization.

29737997353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213942566.

The product of its digits is 67512690, while the sum is 64.

The spelling of 29737997353 in words is "twenty-nine billion, seven hundred thirty-seven million, nine hundred ninety-seven thousand, three hundred fifty-three".

Divisors: 1 139 213942427 29737997353