Search a number
-
+
29641298801 = 257491923447
BaseRepresentation
bin11011100110110000…
…100101001101110001
32211111202022222211112
4123212300211031301
5441201133030201
621341135523105
72066352611522
oct334660451561
984452288745
1029641298801
1111630816564
1258b2989495
132a44c8357a
141612954849
15b873c20bb
hex6e6c25371

29641298801 has 8 divisors (see below), whose sum is σ = 29763953280. Its totient is φ = 29518701568.

The previous prime is 29641298699. The next prime is 29641298807. The reversal of 29641298801 is 10889214692.

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 29641298801 - 218 = 29641036657 is a prime.

It is a super-2 number, since 2×296412988012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29641298801.

It is not an unprimeable number, because it can be changed into a prime (29641298807) 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, 1252460 + ... + 1275906.

It is an arithmetic number, because the mean of its divisors is an integer number (3720494160).

Almost surely, 229641298801 is an apocalyptic number.

It is an amenable number.

29641298801 is a deficient number, since it is larger than the sum of its proper divisors (122654479).

29641298801 is a wasteful number, since it uses less digits than its factorization.

29641298801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28623.

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 29641298801 in words is "twenty-nine billion, six hundred forty-one million, two hundred ninety-eight thousand, eight hundred one".

Divisors: 1 257 4919 23447 1264183 6025879 115335793 29641298801