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13464780 = 2235732059
BaseRepresentation
bin110011010111…
…010011001100
3221100002012120
4303113103030
511421333110
61200332540
7222306630
oct63272314
927302176
1013464780
11766731a
124614150
132a35934
141b06dc0
1512ae870
hexcd74cc

13464780 has 48 divisors (see below), whose sum is σ = 43088640. Its totient is φ = 3077568.

The previous prime is 13464761. The next prime is 13464797. The reversal of 13464780 is 8746431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15610 + ... + 16449.

It is an arithmetic number, because the mean of its divisors is an integer number (897680).

Almost surely, 213464780 is an apocalyptic number.

13464780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13464780 is an abundant number, since it is smaller than the sum of its proper divisors (29623860).

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

13464780 is a wasteful number, since it uses less digits than its factorization.

13464780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32078 (or 32076 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 13464780 is about 3669.4386491669. The cubic root of 13464780 is about 237.9029098133.

The spelling of 13464780 in words is "thirteen million, four hundred sixty-four thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 32059 64118 96177 128236 160295 192354 224413 320590 384708 448826 480885 641180 673239 897652 961770 1122065 1346478 1923540 2244130 2692956 3366195 4488260 6732390 13464780