Search a number
-
+
830114440 = 235142714543
BaseRepresentation
bin110001011110101…
…000101010001000
32010212000011221021
4301132220222020
53200002130230
6214212122224
726366566501
oct6136505210
92125004837
10830114440
1139663a2a1
121b2006374
13102c97c9c
147c367ba8
154cd24c7a
hex317a8a88

830114440 has 32 divisors (see below), whose sum is σ = 1869194880. Its totient is φ = 331790272.

The previous prime is 830114429. The next prime is 830114443. The reversal of 830114440 is 44411038.

It is not an unprimeable number, because it can be changed into a prime (830114443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49809 + ... + 64351.

It is an arithmetic number, because the mean of its divisors is an integer number (58412340).

Almost surely, 2830114440 is an apocalyptic number.

It is an amenable number.

830114440 is an abundant number, since it is smaller than the sum of its proper divisors (1039080440).

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

830114440 is a wasteful number, since it uses less digits than its factorization.

830114440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15981 (or 15977 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 830114440 is about 28811.7066485136. The cubic root of 830114440 is about 939.8228276315.

Adding to 830114440 its reverse (44411038), we get a palindrome (874525478).

The spelling of 830114440 in words is "eight hundred thirty million, one hundred fourteen thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 1427 2854 5708 7135 11416 14270 14543 28540 29086 57080 58172 72715 116344 145430 290860 581720 20752861 41505722 83011444 103764305 166022888 207528610 415057220 830114440