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130141550 = 25272112439
BaseRepresentation
bin1111100000111…
…00110101101110
3100001212212122102
413300130311232
5231304012200
620525215102
73140120300
oct760346556
9301785572
10130141550
1167509300
1237701492
1320c68046
14133d9970
15b65a6d5
hex7c1cd6e

130141550 has 108 divisors (see below), whose sum is σ = 310214520. Its totient is φ = 40471200.

The previous prime is 130141547. The next prime is 130141577. The reversal of 130141550 is 55141031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 296231 + ... + 296669.

Almost surely, 2130141550 is an apocalyptic number.

130141550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130141550 is an abundant number, since it is smaller than the sum of its proper divisors (180072970).

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

130141550 is a wasteful number, since it uses less digits than its factorization.

130141550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 130141550 is about 11407.9599403224. The cubic root of 130141550 is about 506.7634976711.

Adding to 130141550 its reverse (55141031), we get a palindrome (185282581).

The spelling of 130141550 in words is "one hundred thirty million, one hundred forty-one thousand, five hundred fifty".

Divisors: 1 2 5 7 10 11 14 22 25 35 49 50 55 70 77 98 110 121 154 175 242 245 275 350 385 439 490 539 550 605 770 847 878 1078 1210 1225 1694 1925 2195 2450 2695 3025 3073 3850 4235 4390 4829 5390 5929 6050 6146 8470 9658 10975 11858 13475 15365 21175 21511 21950 24145 26950 29645 30730 33803 42350 43022 48290 53119 59290 67606 76825 106238 107555 120725 148225 153650 169015 215110 236621 241450 265595 296450 338030 371833 473242 531190 537775 743666 845075 1075550 1183105 1327975 1690150 1859165 2366210 2602831 2655950 3718330 5205662 5915525 9295825 11831050 13014155 18591650 26028310 65070775 130141550