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2038680 = 233257809
BaseRepresentation
bin111110001101110011000
310211120112200
413301232120
51010214210
6111410200
723220450
oct7615630
93746480
102038680
111172766
12823960
13564c27
143b0d60
152a40c0
hex1f1b98

2038680 has 96 divisors (see below), whose sum is σ = 7581600. Its totient is φ = 465408.

The previous prime is 2038661. The next prime is 2038693. The reversal of 2038680 is 868302.

It is a super-2 number, since 2×20386802 = 8312432284800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2116 + ... + 2924.

It is an arithmetic number, because the mean of its divisors is an integer number (78975).

22038680 is an apocalyptic number.

2038680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2038680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3790800).

2038680 is an abundant number, since it is smaller than the sum of its proper divisors (5542920).

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

2038680 is a wasteful number, since it uses less digits than its factorization.

2038680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2038680 is about 1427.8235185064. The cubic root of 2038680 is about 126.7991534672.

The spelling of 2038680 in words is "two million, thirty-eight thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 809 840 1260 1618 2427 2520 3236 4045 4854 5663 6472 7281 8090 9708 11326 12135 14562 16180 16989 19416 22652 24270 28315 29124 32360 33978 36405 45304 48540 50967 56630 58248 67956 72810 84945 97080 101934 113260 135912 145620 169890 203868 226520 254835 291240 339780 407736 509670 679560 1019340 2038680