Search a number
-
+
29057240160 = 253651319163
BaseRepresentation
bin11011000011111100…
…100100110001100000
32210000001022202000000
4123003330210301200
5434002123141120
621203153300000
72046031315614
oct330374446140
983001282000
1029057240160
1111361066673
12576b264600
132980c79940
14159915b344
15b50ea2990
hex6c3f24c60

29057240160 has 336 divisors, whose sum is σ = 110847565584. Its totient is φ = 7152178176.

The previous prime is 29057240159. The next prime is 29057240161. The reversal of 29057240160 is 6104275092.

29057240160 is a `hidden beast` number, since 29 + 0 + 572 + 4 + 0 + 1 + 60 = 666.

It is an interprime number because it is at equal distance from previous prime (29057240159) and next prime (29057240161).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29057240161) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1506739 + ... + 1525901.

It is an arithmetic number, because the mean of its divisors is an integer number (329903469).

Almost surely, 229057240160 is an apocalyptic number.

29057240160 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 29057240160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55423782792).

29057240160 is an abundant number, since it is smaller than the sum of its proper divisors (81790325424).

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

29057240160 is a wasteful number, since it uses less digits than its factorization.

29057240160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19209 (or 19186 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 29057240160 in words is "twenty-nine billion, fifty-seven million, two hundred forty thousand, one hundred sixty".