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4144880 = 245197263
BaseRepresentation
bin1111110011111011110000
321210120201002
433303323300
52030114010
6224501132
750142125
oct17637360
97716632
104144880
112381123
12147a7a8
13b217bc
1479c74c
1556d1a5
hex3f3ef0

4144880 has 40 divisors (see below), whose sum is σ = 9722592. Its totient is φ = 1643264.

The previous prime is 4144879. The next prime is 4144913. The reversal of 4144880 is 884414.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15629 + ... + 15891.

Almost surely, 24144880 is an apocalyptic number.

4144880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4144880 is an abundant number, since it is smaller than the sum of its proper divisors (5577712).

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

4144880 is a wasteful number, since it uses less digits than its factorization.

4144880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 4144880 is about 2035.8978363366. The cubic root of 4144880 is about 160.6339432408.

The spelling of 4144880 in words is "four million, one hundred forty-four thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 197 263 394 526 788 985 1052 1315 1576 1970 2104 2630 3152 3940 4208 5260 7880 10520 15760 21040 51811 103622 207244 259055 414488 518110 828976 1036220 2072440 4144880