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3389980 = 2251119811
BaseRepresentation
bin1100111011101000011100
320101020011211
430323220130
51331434410
6200354204
740546216
oct14735034
96336154
103389980
111a05a40
121175964
13919009
146435b6
1546e68a
hex33ba1c

3389980 has 48 divisors (see below), whose sum is σ = 8184960. Its totient is φ = 1166400.

The previous prime is 3389959. The next prime is 3389989. The reversal of 3389980 is 899833.

It is a super-2 number, since 2×33899802 = 22983928800800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3389989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3775 + ... + 4585.

It is an arithmetic number, because the mean of its divisors is an integer number (170520).

Almost surely, 23389980 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3389980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4092480).

3389980 is an abundant number, since it is smaller than the sum of its proper divisors (4794980).

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

3389980 is a wasteful number, since it uses less digits than its factorization.

3389980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 3389980 is about 1841.1898326897. The cubic root of 3389980 is about 150.2215983924.

It can be divided in two parts, 3 and 389980, that added together give a palindrome (389983).

The spelling of 3389980 in words is "three million, three hundred eighty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 19 20 22 38 44 55 76 95 110 190 209 220 380 418 811 836 1045 1622 2090 3244 4055 4180 8110 8921 15409 16220 17842 30818 35684 44605 61636 77045 89210 154090 169499 178420 308180 338998 677996 847495 1694990 3389980