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130315106 = 2197330749
BaseRepresentation
bin1111100010001…
…11001101100010
3100002012200201102
413301013031202
5231330040411
620533034402
73141442265
oct761071542
9302180642
10130315106
1167617739
1237785a02
1320cc903c
1413442cdc
15b691d3b
hex7c47362

130315106 has 8 divisors (see below), whose sum is σ = 196465500. Its totient is φ = 64826608.

The previous prime is 130315099. The next prime is 130315109. The reversal of 130315106 is 601513031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 130074025 + 241081 = 11405^2 + 491^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (130315109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164981 + ... + 165768.

Almost surely, 2130315106 is an apocalyptic number.

130315106 is a deficient number, since it is larger than the sum of its proper divisors (66150394).

130315106 is a wasteful number, since it uses less digits than its factorization.

130315106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330948.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 130315106 is about 11415.5641998107. The cubic root of 130315106 is about 506.9886698707.

Adding to 130315106 its reverse (601513031), we get a palindrome (731828137).

The spelling of 130315106 in words is "one hundred thirty million, three hundred fifteen thousand, one hundred six".

Divisors: 1 2 197 394 330749 661498 65157553 130315106