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2352030140 = 2251923318681
BaseRepresentation
bin1000110000110001…
…0010000110111100
320001220202111210102
42030030102012330
514304104431030
61025220100232
7112166632505
oct21414220674
96056674712
102352030140
11aa7729069
12557834678
132b6391615
14184533bac
15db74cc45
hex8c3121bc

2352030140 has 96 divisors (see below), whose sum is σ = 5600931840. Its totient is φ = 824947200.

The previous prime is 2352030139. The next prime is 2352030151. The reversal of 2352030140 is 410302532.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 266600 + ... + 275280.

It is an arithmetic number, because the mean of its divisors is an integer number (58343040).

Almost surely, 22352030140 is an apocalyptic number.

2352030140 is a gapful number since it is divisible by the number (20) 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 2352030140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2800465920).

2352030140 is an abundant number, since it is smaller than the sum of its proper divisors (3248901700).

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

2352030140 is a wasteful number, since it uses less digits than its factorization.

2352030140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8763 (or 8761 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2352030140 is about 48497.7333490958. The cubic root of 2352030140 is about 1329.8856328439.

Adding to 2352030140 its reverse (410302532), we get a palindrome (2762332672).

The spelling of 2352030140 in words is "two billion, three hundred fifty-two million, thirty thousand, one hundred forty".

Divisors: 1 2 4 5 10 19 20 23 31 38 46 62 76 92 95 115 124 155 190 230 310 380 437 460 589 620 713 874 1178 1426 1748 2185 2356 2852 2945 3565 4370 5890 7130 8681 8740 11780 13547 14260 17362 27094 34724 43405 54188 67735 86810 135470 164939 173620 199663 269111 270940 329878 399326 538222 659756 798652 824695 998315 1076444 1345555 1649390 1996630 2691110 3298780 3793597 3993260 5113109 5382220 6189553 7587194 10226218 12379106 15174388 18967985 20452436 24758212 25565545 30947765 37935970 51131090 61895530 75871940 102262180 117601507 123791060 235203014 470406028 588007535 1176015070 2352030140