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29948000 = 25537487
BaseRepresentation
bin111001000111…
…1100001100000
32002100111221012
41302033201200
530131314000
62545520052
7512360645
oct162174140
962314835
1029948000
11159a5415
12a043028
136287414
143d97dcc
152968735
hex1c8f860

29948000 has 48 divisors (see below), whose sum is σ = 73592064. Its totient is φ = 11977600.

The previous prime is 29947993. The next prime is 29948027. The reversal of 29948000 is 84992.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 7743.

It is an arithmetic number, because the mean of its divisors is an integer number (1533168).

Almost surely, 229948000 is an apocalyptic number.

29948000 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 29948000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36796032).

29948000 is an abundant number, since it is smaller than the sum of its proper divisors (43644064).

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

29948000 is an equidigital number, since it uses as much as digits as its factorization.

29948000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7512 (or 7494 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 29948000 is about 5472.4765874328. The cubic root of 29948000 is about 310.5436177783.

The spelling of 29948000 in words is "twenty-nine million, nine hundred forty-eight thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 7487 14974 29948 37435 59896 74870 119792 149740 187175 239584 299480 374350 598960 748700 935875 1197920 1497400 1871750 2994800 3743500 5989600 7487000 14974000 29948000