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29337980 = 2257367571
BaseRepresentation
bin110111111101…
…0100101111100
32001012112010212
41233322211330
530002303410
62524451552
7504240320
oct157724574
961175125
1029337980
1115619071
1299a9bb8
136102869
143c79980
152897b05
hex1bfa97c

29337980 has 48 divisors (see below), whose sum is σ = 70726656. Its totient is φ = 10013760.

The previous prime is 29337977. The next prime is 29337983. The reversal of 29337980 is 8973392.

It is an interprime number because it is at equal distance from previous prime (29337977) and next prime (29337983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29337983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51095 + ... + 51665.

It is an arithmetic number, because the mean of its divisors is an integer number (1473472).

Almost surely, 229337980 is an apocalyptic number.

29337980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29337980 is an abundant number, since it is smaller than the sum of its proper divisors (41388676).

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

29337980 is a wasteful number, since it uses less digits than its factorization.

29337980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 952 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 29337980 is about 5416.4545599497. The cubic root of 29337980 is about 308.4206177691.

The spelling of 29337980 in words is "twenty-nine million, three hundred thirty-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 367 571 734 1142 1468 1835 2284 2569 2855 3670 3997 5138 5710 7340 7994 10276 11420 12845 15988 19985 25690 39970 51380 79940 209557 419114 838228 1047785 1466899 2095570 2933798 4191140 5867596 7334495 14668990 29337980