Search a number
-
+
130555340 = 22516214027
BaseRepresentation
bin1111100100000…
…01110111001100
3100002122220020222
413302001313030
5231410232330
620542130512
73143462546
oct762016714
9302586228
10130555340
1167771183
1237880a38
13210814a6
14134a6696
15b6dd0e5
hex7c81dcc

130555340 has 24 divisors (see below), whose sum is σ = 274403472. Its totient is φ = 52176960.

The previous prime is 130555319. The next prime is 130555367. The reversal of 130555340 is 43555031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30407 + ... + 34433.

It is an arithmetic number, because the mean of its divisors is an integer number (11433478).

Almost surely, 2130555340 is an apocalyptic number.

130555340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130555340 is an abundant number, since it is smaller than the sum of its proper divisors (143848132).

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

130555340 is a wasteful number, since it uses less digits than its factorization.

130555340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5657 (or 5655 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 130555340 is about 11426.0815680617. The cubic root of 130555340 is about 507.3000207018.

The spelling of 130555340 in words is "one hundred thirty million, five hundred fifty-five thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1621 3242 4027 6484 8054 8105 16108 16210 20135 32420 40270 80540 6527767 13055534 26111068 32638835 65277670 130555340