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130000140 = 22355231163
BaseRepresentation
bin1111011111110…
…10010100001100
3100001121200200000
413233322110030
5231240001030
620522204300
73135661104
oct757722414
9301550600
10130000140
1167422036
1237653690
1320c1887a
14133a0204
15b62d860
hex7bfa50c

130000140 has 144 divisors (see below), whose sum is σ = 427085568. Its totient is φ = 33130944.

The previous prime is 130000099. The next prime is 130000151. The reversal of 130000140 is 41000031.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111199 + ... + 112361.

It is an arithmetic number, because the mean of its divisors is an integer number (2965872).

Almost surely, 2130000140 is an apocalyptic number.

130000140 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 130000140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213542784).

130000140 is an abundant number, since it is smaller than the sum of its proper divisors (297085428).

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

130000140 is a wasteful number, since it uses less digits than its factorization.

130000140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1196 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 130000140 is about 11401.7603903959. The cubic root of 130000140 is about 506.5798837591.

Adding to 130000140 its reverse (41000031), we get a palindrome (171000171).

The spelling of 130000140 in words is "one hundred thirty million, one hundred forty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 36 45 46 54 60 69 81 90 92 108 115 135 138 162 180 207 230 243 270 276 324 345 405 414 460 486 540 621 690 810 828 972 1035 1163 1215 1242 1380 1620 1863 2070 2326 2430 2484 3105 3489 3726 4140 4652 4860 5589 5815 6210 6978 7452 9315 10467 11178 11630 12420 13956 17445 18630 20934 22356 23260 26749 27945 31401 34890 37260 41868 52335 53498 55890 62802 69780 80247 94203 104670 106996 111780 125604 133745 157005 160494 188406 209340 240741 267490 282609 314010 320988 376812 401235 471015 481482 534980 565218 628020 722223 802470 942030 962964 1130436 1203705 1413045 1444446 1604940 1884060 2166669 2407410 2826090 2888892 3611115 4333338 4814820 5652180 6500007 7222230 8666676 10833345 13000014 14444460 21666690 26000028 32500035 43333380 65000070 130000140