Search a number
-
+
29949588 = 2234234019
BaseRepresentation
bin111001000111…
…1111010010100
32002100121010000
41302033322110
530131341323
62545531300
7512365404
oct162177224
962317100
1029949588
11159a6629
12a043b30
136288066
143d98804
152968e43
hex1c8fe94

29949588 has 60 divisors (see below), whose sum is σ = 81718560. Its totient is φ = 9546768.

The previous prime is 29949583. The next prime is 29949589. The reversal of 29949588 is 88594992.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29949583) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5443 + ... + 9461.

It is an arithmetic number, because the mean of its divisors is an integer number (1361976).

Almost surely, 229949588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29949588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40859280).

29949588 is an abundant number, since it is smaller than the sum of its proper divisors (51768972).

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

29949588 is a wasteful number, since it uses less digits than its factorization.

29949588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058 (or 4047 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 29949588 is about 5472.6216752120. The cubic root of 29949588 is about 310.5491065650.

The spelling of 29949588 in words is "twenty-nine million, nine hundred forty-nine thousand, five hundred eighty-eight".

Divisors: 1 2 3 4 6 9 12 18 23 27 36 46 54 69 81 92 108 138 162 207 276 324 414 621 828 1242 1863 2484 3726 4019 7452 8038 12057 16076 24114 36171 48228 72342 92437 108513 144684 184874 217026 277311 325539 369748 434052 554622 651078 831933 1109244 1302156 1663866 2495799 3327732 4991598 7487397 9983196 14974794 29949588