Search a number
-
+
798720 = 2123513
BaseRepresentation
bin11000011000000000000
31111120122020
43003000000
5201024340
625041440
76534426
oct3030000
91446566
10798720
114a60aa
12326280
1321c720
1416b116
1510b9d0
hexc3000

798720 has 104 divisors (see below), whose sum is σ = 2752176. Its totient is φ = 196608.

The previous prime is 798713. The next prime is 798727. The reversal of 798720 is 27897.

It is an interprime number because it is at equal distance from previous prime (798713) and next prime (798727).

It is a tau number, because it is divible by the number of its divisors (104).

It is a nialpdrome in base 16.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (798727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61434 + ... + 61446.

2798720 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 798720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376088).

798720 is an abundant number, since it is smaller than the sum of its proper divisors (1953456).

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

798720 is a wasteful number, since it uses less digits than its factorization.

798720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45 (or 23 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 798720 is about 893.7113628012. The cubic root of 798720 is about 92.7822399624.

The spelling of 798720 in words is "seven hundred ninety-eight thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 192 195 208 240 256 260 312 320 384 390 416 480 512 520 624 640 768 780 832 960 1024 1040 1248 1280 1536 1560 1664 1920 2048 2080 2496 2560 3072 3120 3328 3840 4096 4160 4992 5120 6144 6240 6656 7680 8320 9984 10240 12288 12480 13312 15360 16640 19968 20480 24960 26624 30720 33280 39936 49920 53248 61440 66560 79872 99840 133120 159744 199680 266240 399360 798720