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130117754 = 21314893361
BaseRepresentation
bin1111100000101…
…11000001111010
3100001211200000002
413300113001322
5231302232004
620524513002
73136661024
oct760270172
9301750002
10130117754
11674a2438
12376ab762
1320c5a270
14133d1014
15b65361e
hex7c1707a

130117754 has 16 divisors (see below), whose sum is σ = 210393960. Its totient is φ = 59996160.

The previous prime is 130117717. The next prime is 130117763. The reversal of 130117754 is 457711031.

It can be written as a sum of positive squares in 4 ways, for example, as 87516025 + 42601729 = 9355^2 + 6527^2 .

It is a Curzon number.

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, 37034 + ... + 40394.

Almost surely, 2130117754 is an apocalyptic number.

130117754 is a deficient number, since it is larger than the sum of its proper divisors (80276206).

130117754 is a wasteful number, since it uses less digits than its factorization.

130117754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 130117754 is about 11406.9169366661. The cubic root of 130117754 is about 506.7326090496.

Adding to 130117754 its reverse (457711031), we get a palindrome (587828785).

The spelling of 130117754 in words is "one hundred thirty million, one hundred seventeen thousand, seven hundred fifty-four".

Divisors: 1 2 13 26 1489 2978 3361 6722 19357 38714 43693 87386 5004529 10009058 65058877 130117754