Search a number
-
+
29211315593 = 311277419689
BaseRepresentation
bin11011001101001000…
…010100110110001001
32210101210020120202112
4123031020110312021
5434311044044333
621230335512105
72052612041255
oct331510246611
983353216675
1029211315593
1111430031839
1257b2988635
1329a6b74835
1415b17c7265
15b5e789948
hex6cd214d89

29211315593 has 8 divisors (see below), whose sum is σ = 30391050240. Its totient is φ = 28046420640.

The previous prime is 29211315569. The next prime is 29211315607. The reversal of 29211315593 is 39551311292.

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 29211315593 - 28 = 29211315337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 29211315593.

It is not an unprimeable number, because it can be changed into a prime (29211318593) 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, 3705908 + ... + 3713781.

It is an arithmetic number, because the mean of its divisors is an integer number (3798881280).

Almost surely, 229211315593 is an apocalyptic number.

It is an amenable number.

29211315593 is a deficient number, since it is larger than the sum of its proper divisors (1179734647).

29211315593 is a wasteful number, since it uses less digits than its factorization.

29211315593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7419847.

The product of its digits is 72900, while the sum is 41.

The spelling of 29211315593 in words is "twenty-nine billion, two hundred eleven million, three hundred fifteen thousand, five hundred ninety-three".

Divisors: 1 31 127 3937 7419689 230010359 942300503 29211315593