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10030343240 = 2352371153557
BaseRepresentation
bin10010101011101101…
…01110010001001000
3221220000212020020002
421111312232101020
5131020231440430
64335145022132
7503363340131
oct112566562110
927800766202
1010030343240
11428795a375
121b3b184948
13c3b082758
146b21c0c88
153da8a3845
hex255dae448

10030343240 has 64 divisors (see below), whose sum is σ = 23881340160. Its totient is φ = 3783619840.

The previous prime is 10030343237. The next prime is 10030343243. The reversal of 10030343240 is 4234303001.

It is an interprime number because it is at equal distance from previous prime (10030343237) and next prime (10030343243).

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

It is not an unprimeable number, because it can be changed into a prime (10030343243) 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, 11459 + ... + 142098.

It is an arithmetic number, because the mean of its divisors is an integer number (373145940).

Almost surely, 210030343240 is an apocalyptic number.

10030343240 is a gapful number since it is divisible by the number (10) 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 10030343240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11940670080).

10030343240 is an abundant number, since it is smaller than the sum of its proper divisors (13850996920).

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

10030343240 is a wasteful number, since it uses less digits than its factorization.

10030343240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153662 (or 153658 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 10030343240 its reverse (4234303001), we get a palindrome (14264646241).

The spelling of 10030343240 in words is "ten billion, thirty million, three hundred forty-three thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 23 40 46 71 92 115 142 184 230 284 355 460 568 710 920 1420 1633 2840 3266 6532 8165 13064 16330 32660 65320 153557 307114 614228 767785 1228456 1535570 3071140 3531811 6142280 7063622 10902547 14127244 17659055 21805094 28254488 35318110 43610188 54512735 70636220 87220376 109025470 141272440 218050940 250758581 436101880 501517162 1003034324 1253792905 2006068648 2507585810 5015171620 10030343240