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130030250 = 2537671109
BaseRepresentation
bin1111100000000…
…01101010101010
3100001200012222012
413300001222222
5231241432000
620522555522
73136144640
oct760015252
9301605865
10130030250
1167442719
1237668ba2
1320c2949c
14133ab190
15b637735
hex7c01aaa

130030250 has 64 divisors (see below), whose sum is σ = 282597120. Its totient is φ = 43876800.

The previous prime is 130030217. The next prime is 130030259. The reversal of 130030250 is 52030031.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (130030259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116696 + ... + 117804.

It is an arithmetic number, because the mean of its divisors is an integer number (4415580).

Almost surely, 2130030250 is an apocalyptic number.

130030250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130030250 is an abundant number, since it is smaller than the sum of its proper divisors (152566870).

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

130030250 is a wasteful number, since it uses less digits than its factorization.

130030250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200 (or 1190 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 130030250 is about 11403.0807240850. The cubic root of 130030250 is about 506.6189912628.

Adding to 130030250 its reverse (52030031), we get a palindrome (182060281).

The spelling of 130030250 in words is "one hundred thirty million, thirty thousand, two hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 67 70 125 134 175 250 335 350 469 670 875 938 1109 1675 1750 2218 2345 3350 4690 5545 7763 8375 11090 11725 15526 16750 23450 27725 38815 55450 58625 74303 77630 117250 138625 148606 194075 277250 371515 388150 520121 743030 970375 1040242 1857575 1940750 2600605 3715150 5201210 9287875 13003025 18575750 26006050 65015125 130030250