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29130489024 = 2637213238181
BaseRepresentation
bin11011001000010011…
…111111110011000000
32210012011011011112220
4123020103333303000
5434124401122044
621214331251040
72050611033300
oct331023776300
983164134486
1029130489024
111139944661a
12578b8a9a80
1329931b5170
1415a4b87600
15b57621019
hex6c84ffcc0

29130489024 has 168 divisors, whose sum is σ = 96555171888. Its totient is φ = 7682734080.

The previous prime is 29130489007. The next prime is 29130489029. The reversal of 29130489024 is 42098403192.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (29130489029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3214 + ... + 241394.

It is an arithmetic number, because the mean of its divisors is an integer number (574733166).

Almost surely, 229130489024 is an apocalyptic number.

29130489024 is a gapful number since it is divisible by the number (24) 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 29130489024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48277585944).

29130489024 is an abundant number, since it is smaller than the sum of its proper divisors (67424682864).

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

29130489024 is a wasteful number, since it uses less digits than its factorization.

29130489024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238223 (or 238206 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 29130489024 in words is "twenty-nine billion, one hundred thirty million, four hundred eighty-nine thousand, twenty-four".