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36080980 = 22513731901
BaseRepresentation
bin1000100110100…
…0110101010100
32111220002210121
42021220311110
533214042410
63325201324
7615453235
oct211506524
974802717
1036080980
11194041a1
1210100244
137623ac0
144b1308c
15327a9da
hex2268d54

36080980 has 48 divisors (see below), whose sum is σ = 82759824. Its totient is φ = 13132800.

The previous prime is 36080977. The next prime is 36080983. The reversal of 36080980 is 8908063.

It is an interprime number because it is at equal distance from previous prime (36080977) and next prime (36080983).

It can be written as a sum of positive squares in 8 ways, for example, as 7650756 + 28430224 = 2766^2 + 5332^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36080983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18030 + ... + 19930.

It is an arithmetic number, because the mean of its divisors is an integer number (1724163).

Almost surely, 236080980 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 36080980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41379912).

36080980 is an abundant number, since it is smaller than the sum of its proper divisors (46678844).

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

36080980 is a wasteful number, since it uses less digits than its factorization.

36080980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1994 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 36080980 is about 6006.7445425954. The cubic root of 36080980 is about 330.4401228763.

The spelling of 36080980 in words is "thirty-six million, eighty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 73 130 146 260 292 365 730 949 1460 1898 1901 3796 3802 4745 7604 9490 9505 18980 19010 24713 38020 49426 98852 123565 138773 247130 277546 494260 555092 693865 1387730 1804049 2775460 3608098 7216196 9020245 18040490 36080980