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130234461 = 376201641
BaseRepresentation
bin1111100001100…
…11100001011101
3100002001121002120
413300303201131
5231320000321
620531213153
73140655210
oct760634135
9302047076
10130234461
1167572095
12377471b9
1320c9b416
1413421777
15b677ec6
hex7c3385d

130234461 has 8 divisors (see below), whose sum is σ = 198452544. Its totient is φ = 74419680.

The previous prime is 130234459. The next prime is 130234463. The reversal of 130234461 is 164432031.

It is an interprime number because it is at equal distance from previous prime (130234459) and next prime (130234463).

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

It is not a de Polignac number, because 130234461 - 21 = 130234459 is a prime.

It is a super-2 number, since 2×1302344612 = 33922029663921042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130234463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3100800 + ... + 3100841.

It is an arithmetic number, because the mean of its divisors is an integer number (24806568).

Almost surely, 2130234461 is an apocalyptic number.

It is an amenable number.

130234461 is a deficient number, since it is larger than the sum of its proper divisors (68218083).

130234461 is an equidigital number, since it uses as much as digits as its factorization.

130234461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6201651.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 130234461 is about 11412.0314142575. The cubic root of 130234461 is about 506.8840656297.

Adding to 130234461 its reverse (164432031), we get a palindrome (294666492).

The spelling of 130234461 in words is "one hundred thirty million, two hundred thirty-four thousand, four hundred sixty-one".

Divisors: 1 3 7 21 6201641 18604923 43411487 130234461