Search a number
-
+
3629980 = 225181499
BaseRepresentation
bin1101110110001110011100
320211102101201
431312032130
51412124410
6205445244
742566014
oct15661634
96742351
103629980
11205a292
121270824
139a1323
146a6c44
154ba83a
hex37639c

3629980 has 12 divisors (see below), whose sum is σ = 7623000. Its totient is φ = 1451984.

The previous prime is 3629953. The next prime is 3629987. The reversal of 3629980 is 899263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3629987) 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 3 ways as a sum of consecutive naturals, for example, 90730 + ... + 90769.

It is an arithmetic number, because the mean of its divisors is an integer number (635250).

Almost surely, 23629980 is an apocalyptic number.

It is an amenable number.

3629980 is an abundant number, since it is smaller than the sum of its proper divisors (3993020).

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

3629980 is a wasteful number, since it uses less digits than its factorization.

3629980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181508 (or 181506 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 3629980 is about 1905.2506396797. The cubic root of 3629980 is about 153.6861545566.

The spelling of 3629980 in words is "three million, six hundred twenty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 181499 362998 725996 907495 1814990 3629980