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832980 = 223513883
BaseRepresentation
bin11001011010111010100
31120022122010
43023113110
5203123410
625504220
710036341
oct3132724
91508563
10832980
11519915
12342070
132321b5
141797c8
15116c20
hexcb5d4

832980 has 24 divisors (see below), whose sum is σ = 2332512. Its totient is φ = 222112.

The previous prime is 832973. The next prime is 832987. The reversal of 832980 is 89238.

832980 is nontrivially palindromic in base 11.

It is an interprime number because it is at equal distance from previous prime (832973) and next prime (832987).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (832987) by changing a digit.

832980 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 7 ways as a sum of consecutive naturals, for example, 6882 + ... + 7001.

It is an arithmetic number, because the mean of its divisors is an integer number (97188).

2832980 is an apocalyptic number.

It is an amenable number.

832980 is an abundant number, since it is smaller than the sum of its proper divisors (1499532).

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

832980 is a wasteful number, since it uses less digits than its factorization.

832980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13895 (or 13893 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 832980 is about 912.6773800199. The cubic root of 832980 is about 94.0903010321.

The spelling of 832980 in words is "eight hundred thirty-two thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 13883 27766 41649 55532 69415 83298 138830 166596 208245 277660 416490 832980