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130146652 = 22313103951
BaseRepresentation
bin1111100000111…
…10000101011100
3100001220010122101
413300132011130
5231304143102
620525254444
73140141206
oct760360534
9301803571
10130146652
1167512119
1237704424
1320c6a46c
14133db776
15b65be87
hex7c1e15c

130146652 has 12 divisors (see below), whose sum is σ = 228486496. Its totient is φ = 64864800.

The previous prime is 130146647. The next prime is 130146659. The reversal of 130146652 is 256641031.

It is a super-3 number, since 3×1301466523 (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 130146652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130146659) 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, 50724 + ... + 53227.

Almost surely, 2130146652 is an apocalyptic number.

It is an amenable number.

130146652 is a deficient number, since it is larger than the sum of its proper divisors (98339844).

130146652 is a wasteful number, since it uses less digits than its factorization.

130146652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104268 (or 104266 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 130146652 is about 11408.1835539230. The cubic root of 130146652 is about 506.7701198800.

Adding to 130146652 its reverse (256641031), we get a palindrome (386787683).

The spelling of 130146652 in words is "one hundred thirty million, one hundred forty-six thousand, six hundred fifty-two".

Divisors: 1 2 4 313 626 1252 103951 207902 415804 32536663 65073326 130146652