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130775260 = 22571184919
BaseRepresentation
bin1111100101101…
…11100011011100
3100010002001221011
413302313203130
5231434302020
620550545004
73145366660
oct762674334
9303061834
10130775260
1167901430
1237968164
132112a615
14135228a0
15b73335a
hex7cb78dc

130775260 has 48 divisors (see below), whose sum is σ = 342397440. Its totient is φ = 40760640.

The previous prime is 130775243. The next prime is 130775299. The reversal of 130775260 is 62577031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40920 + ... + 43999.

It is an arithmetic number, because the mean of its divisors is an integer number (7133280).

Almost surely, 2130775260 is an apocalyptic number.

130775260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130775260 is an abundant number, since it is smaller than the sum of its proper divisors (211622180).

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

130775260 is a wasteful number, since it uses less digits than its factorization.

130775260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84946 (or 84944 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 130775260 is about 11435.7011153667. The cubic root of 130775260 is about 507.5847092618.

It can be divided in two parts, 1307 and 75260, that added together give a palindrome (76567).

The spelling of 130775260 in words is "one hundred thirty million, seven hundred seventy-five thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 84919 169838 339676 424595 594433 849190 934109 1188866 1698380 1868218 2377732 2972165 3736436 4670545 5944330 6538763 9341090 11888660 13077526 18682180 26155052 32693815 65387630 130775260