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130227801 = 3113946297
BaseRepresentation
bin1111100001100…
…01111001011001
3100002001020221220
413300301321121
5231314242201
620531122253
73140626614
oct760617131
9302036856
10130227801
1167568090
1237743389
1320c98392
141341d17b
15b676036
hex7c31e59

130227801 has 8 divisors (see below), whose sum is σ = 189422304. Its totient is φ = 78925920.

The previous prime is 130227793. The next prime is 130227821. The reversal of 130227801 is 108722031.

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

It is not a de Polignac number, because 130227801 - 23 = 130227793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130227821) 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, 1973116 + ... + 1973181.

It is an arithmetic number, because the mean of its divisors is an integer number (23677788).

Almost surely, 2130227801 is an apocalyptic number.

130227801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

130227801 is a deficient number, since it is larger than the sum of its proper divisors (59194503).

130227801 is a wasteful number, since it uses less digits than its factorization.

130227801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3946311.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 130227801 is about 11411.7396132229. The cubic root of 130227801 is about 506.8754250456.

Adding to 130227801 its reverse (108722031), we get a palindrome (238949832).

The spelling of 130227801 in words is "one hundred thirty million, two hundred twenty-seven thousand, eight hundred one".

Divisors: 1 3 11 33 3946297 11838891 43409267 130227801