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3814780 = 225238293
BaseRepresentation
bin1110100011010101111100
321011210220011
432203111330
51434033110
6213433004
744265544
oct16432574
97153804
103814780
112176112
12133b764
13a37488
14714324
1550548a
hex3a357c

3814780 has 24 divisors (see below), whose sum is σ = 8360352. Its totient is φ = 1459392.

The previous prime is 3814777. The next prime is 3814787. The reversal of 3814780 is 874183.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3814787) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3687 + ... + 4606.

It is an arithmetic number, because the mean of its divisors is an integer number (348348).

Almost surely, 23814780 is an apocalyptic number.

It is an amenable number.

3814780 is an abundant number, since it is smaller than the sum of its proper divisors (4545572).

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

3814780 is a wasteful number, since it uses less digits than its factorization.

3814780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325 (or 8323 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 3814780 is about 1953.1461798852. The cubic root of 3814780 is about 156.2511295918.

The spelling of 3814780 in words is "three million, eight hundred fourteen thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 8293 16586 33172 41465 82930 165860 190739 381478 762956 953695 1907390 3814780