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3680055 = 325531543
BaseRepresentation
bin1110000010011100110111
320220222002100
432002130313
51420230210
6210513143
743165011
oct16023467
96828070
103680055
112093975
1212957b3
139bb062
146bb1b1
154ca5c0
hex382737

3680055 has 24 divisors (see below), whose sum is σ = 6503328. Its totient is φ = 1924416.

The previous prime is 3680029. The next prime is 3680059. The reversal of 3680055 is 5500863.

It is not a de Polignac number, because 3680055 - 28 = 3679799 is a prime.

3680055 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3680059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1614 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (270972).

Almost surely, 23680055 is an apocalyptic number.

3680055 is a deficient number, since it is larger than the sum of its proper divisors (2823273).

3680055 is a wasteful number, since it uses less digits than its factorization.

3680055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1604 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 3680055 is about 1918.3469446375. The cubic root of 3680055 is about 154.3896217308.

The spelling of 3680055 in words is "three million, six hundred eighty thousand, fifty-five".

Divisors: 1 3 5 9 15 45 53 159 265 477 795 1543 2385 4629 7715 13887 23145 69435 81779 245337 408895 736011 1226685 3680055