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29029260 = 22351337217
BaseRepresentation
bin110111010111…
…1001110001100
32000121211122210
41232233032030
524412414020
62514110420
7501513261
oct156571614
960554583
1029029260
1115428127
12987b410
1360251a0
143bd9268
1528363e0
hex1baf38c

29029260 has 48 divisors (see below), whose sum is σ = 87536736. Its totient is φ = 7145472.

The previous prime is 29029241. The next prime is 29029277. The reversal of 29029260 is 6292092.

It is a super-2 number, since 2×290292602 = 1685395872295200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17829 + ... + 19388.

It is an arithmetic number, because the mean of its divisors is an integer number (1823682).

Almost surely, 229029260 is an apocalyptic number.

29029260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29029260 is an abundant number, since it is smaller than the sum of its proper divisors (58507476).

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

29029260 is a wasteful number, since it uses less digits than its factorization.

29029260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37242 (or 37240 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 29029260 is about 5387.8808450076. The cubic root of 29029260 is about 307.3349765608.

The spelling of 29029260 in words is "twenty-nine million, twenty-nine thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 780 37217 74434 111651 148868 186085 223302 372170 446604 483821 558255 744340 967642 1116510 1451463 1935284 2233020 2419105 2902926 4838210 5805852 7257315 9676420 14514630 29029260