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980802 = 23341443
BaseRepresentation
bin11101111011101000010
31211211102000
43233131002
5222341202
633004430
711223324
oct3573502
91754360
10980802
1160a989
123b3716
13284574
141b7614
1514591c
hexef742

980802 has 32 divisors (see below), whose sum is σ = 2237760. Its totient is φ = 318240.

The previous prime is 980801. The next prime is 980803. The reversal of 980802 is 208089.

It is an interprime number because it is at equal distance from previous prime (980801) and next prime (980803).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (980801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1993 + ... + 2435.

It is an arithmetic number, because the mean of its divisors is an integer number (69930).

2980802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 980802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1118880).

980802 is an abundant number, since it is smaller than the sum of its proper divisors (1256958).

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

980802 is a wasteful number, since it uses less digits than its factorization.

980802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 980802 is about 990.3544819912. The cubic root of 980802 is about 99.3559272759.

The spelling of 980802 in words is "nine hundred eighty thousand, eight hundred two".

Divisors: 1 2 3 6 9 18 27 41 54 82 123 246 369 443 738 886 1107 1329 2214 2658 3987 7974 11961 18163 23922 36326 54489 108978 163467 326934 490401 980802