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130948 = 22191723
BaseRepresentation
bin11111111110000100
320122121221
4133332010
513142243
62450124
71053526
oct377604
9218557
10130948
118a424
1263944
13477ac
1435a16
1528bed
hex1ff84

130948 has 12 divisors (see below), whose sum is σ = 241360. Its totient is φ = 61992.

The previous prime is 130927. The next prime is 130957. The reversal of 130948 is 849031.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786 + ... + 937.

2130948 is an apocalyptic number.

It is an amenable number.

130948 is a deficient number, since it is larger than the sum of its proper divisors (110412).

130948 is a wasteful number, since it uses less digits than its factorization.

130948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746 (or 1744 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 130948 is about 361.8673790217. The cubic root of 130948 is about 50.7808099133.

Adding to 130948 its reverse (849031), we get a palindrome (979979).

The spelling of 130948 in words is "one hundred thirty thousand, nine hundred forty-eight".

Divisors: 1 2 4 19 38 76 1723 3446 6892 32737 65474 130948