Search a number
-
+
130435248 = 2432717401
BaseRepresentation
bin1111100011001…
…00100010110000
3100002102210112010
413301210202300
5231342411443
620535402520
73142452456
oct761444260
9302383463
10130435248
1167699a29
1237823440
132103b928
14134749d6
15b6b7733
hex7c648b0

130435248 has 20 divisors (see below), whose sum is σ = 336957848. Its totient is φ = 43478400.

The previous prime is 130435229. The next prime is 130435273. The reversal of 130435248 is 842534031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1358653 + ... + 1358748.

Almost surely, 2130435248 is an apocalyptic number.

It is an amenable number.

130435248 is an abundant number, since it is smaller than the sum of its proper divisors (206522600).

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

130435248 is a wasteful number, since it uses less digits than its factorization.

130435248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717412 (or 2717406 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 130435248 is about 11420.8251891008. The cubic root of 130435248 is about 507.1444254738.

Adding to 130435248 its reverse (842534031), we get a palindrome (972969279).

The spelling of 130435248 in words is "one hundred thirty million, four hundred thirty-five thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 2717401 5434802 8152203 10869604 16304406 21739208 32608812 43478416 65217624 130435248