Search a number
-
+
337920 = 2113511
BaseRepresentation
bin1010010100000000000
3122011112120
41102200000
541303140
611124240
72605122
oct1224000
9564476
10337920
11210980
12143680
13baa6b
148b212
156a1d0
hex52800

337920 has 96 divisors (see below), whose sum is σ = 1179360. Its totient is φ = 81920.

The previous prime is 337919. The next prime is 337949. The reversal of 337920 is 29733.

Added to its reverse (29733) it gives a triangular number (367653 = T857).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×3379202 = 228379852800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30715 + ... + 30725.

It is an arithmetic number, because the mean of its divisors is an integer number (12285).

2337920 is an apocalyptic number.

337920 is a gapful number since it is divisible by the number (30) 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 337920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589680).

337920 is an abundant number, since it is smaller than the sum of its proper divisors (841440).

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

337920 is a wasteful number, since it uses less digits than its factorization.

337920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 337920 is about 581.3088679867. The cubic root of 337920 is about 69.6527015294.

Adding to 337920 its reverse (29733), we get a triangular number (367653 = T857).

The spelling of 337920 in words is "three hundred thirty-seven thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 128 132 160 165 176 192 220 240 256 264 320 330 352 384 440 480 512 528 640 660 704 768 880 960 1024 1056 1280 1320 1408 1536 1760 1920 2048 2112 2560 2640 2816 3072 3520 3840 4224 5120 5280 5632 6144 7040 7680 8448 10240 10560 11264 14080 15360 16896 21120 22528 28160 30720 33792 42240 56320 67584 84480 112640 168960 337920