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9093980 = 2257173821
BaseRepresentation
bin100010101100…
…001101011100
3122010000121002
4202230031130
54312001410
6522525432
7140204030
oct42541534
918100532
109093980
115151495
123066878
131b6536c
1412ca1c0
15be97a5
hex8ac35c

9093980 has 48 divisors (see below), whose sum is σ = 23115456. Its totient is φ = 2933760.

The previous prime is 9093961. The next prime is 9093991. The reversal of 9093980 is 893909.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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, 470 + ... + 4290.

It is an arithmetic number, because the mean of its divisors is an integer number (481572).

Almost surely, 29093980 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 9093980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11557728).

9093980 is an abundant number, since it is smaller than the sum of its proper divisors (14021476).

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

9093980 is a wasteful number, since it uses less digits than its factorization.

9093980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854 (or 3852 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 9093980 is about 3015.6226554395. The cubic root of 9093980 is about 208.7298999376.

It can be divided in two parts, 90939 and 80, that added together give a palindrome (91019).

The spelling of 9093980 in words is "nine million, ninety-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 68 70 85 119 140 170 238 340 476 595 1190 2380 3821 7642 15284 19105 26747 38210 53494 64957 76420 106988 129914 133735 259828 267470 324785 454699 534940 649570 909398 1299140 1818796 2273495 4546990 9093980