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130476 = 22383131
BaseRepresentation
bin11111110110101100
320121222110
4133312230
513133401
62444020
71052253
oct376654
9217873
10130476
118a035
1263610
1347508
143579a
15289d6
hex1fdac

130476 has 24 divisors (see below), whose sum is σ = 310464. Its totient is φ = 42640.

The previous prime is 130469. The next prime is 130477. The reversal of 130476 is 674031.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (130477) by changing a digit.

130476 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (12936).

2130476 is an apocalyptic number.

It is an amenable number.

130476 is an abundant number, since it is smaller than the sum of its proper divisors (179988).

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

130476 is a wasteful number, since it uses less digits than its factorization.

130476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 130476 is about 361.2146176444. The cubic root of 130476 is about 50.7197235835.

It can be divided in two parts, 130 and 476, that added together give a palindrome (606).

The spelling of 130476 in words is "one hundred thirty thousand, four hundred seventy-six".

Divisors: 1 2 3 4 6 12 83 131 166 249 262 332 393 498 524 786 996 1572 10873 21746 32619 43492 65238 130476