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29337580420 = 22519757101987
BaseRepresentation
bin11011010100101001…
…111111001110000100
32210201120211111112121
4123110221333032010
5440040410033140
621251050055324
72056004214301
oct332451771604
983646744477
1029337580420
1111495332435
12582911a544
1329c7083155
1415c44940a8
15b6a8cb64a
hex6d4a7f384

29337580420 has 48 divisors (see below), whose sum is σ = 64937799360. Its totient is φ = 11102603904.

The previous prime is 29337580411. The next prime is 29337580421. The reversal of 29337580420 is 2408573392.

It is not an unprimeable number, because it can be changed into a prime (29337580421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236667 + ... + 338653.

It is an arithmetic number, because the mean of its divisors is an integer number (1352870820).

Almost surely, 229337580420 is an apocalyptic number.

29337580420 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 29337580420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32468899680).

29337580420 is an abundant number, since it is smaller than the sum of its proper divisors (35600218940).

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

29337580420 is a wasteful number, since it uses less digits than its factorization.

29337580420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102772 (or 102770 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 29337580420 in words is "twenty-nine billion, three hundred thirty-seven million, five hundred eighty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 757 1514 3028 3785 7570 14383 15140 28766 57532 71915 101987 143830 203974 287660 407948 509935 1019870 1937753 2039740 3875506 7751012 9688765 19377530 38755060 77204159 154408318 308816636 386020795 772041590 1466879021 1544083180 2933758042 5867516084 7334395105 14668790210 29337580420