Search a number
-
+
29298879360 = 27355238191
BaseRepresentation
bin11011010010010110…
…010110101110000000
32210121220000021200000
4123102112112232000
5440001003114420
621243144400000
72055024236232
oct332226265600
983556007600
1029298879360
11114754a9793
125818176000
1329bc05290a
1415bd29c252
15b672d4690
hex6d2596b80

29298879360 has 384 divisors, whose sum is σ = 109494927360. Its totient is φ = 7472424960.

The previous prime is 29298879359. The next prime is 29298879361. The reversal of 29298879360 is 6397889292.

It is an interprime number because it is at equal distance from previous prime (29298879359) and next prime (29298879361).

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29298879361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3572865 + ... + 3581055.

It is an arithmetic number, because the mean of its divisors is an integer number (285143040).

Almost surely, 229298879360 is an apocalyptic number.

29298879360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29298879360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54747463680).

29298879360 is an abundant number, since it is smaller than the sum of its proper divisors (80196048000).

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

29298879360 is an equidigital number, since it uses as much as digits as its factorization.

29298879360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8248 (or 8224 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 29298879360 in words is "twenty-nine billion, two hundred ninety-eight million, eight hundred seventy-nine thousand, three hundred sixty".