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130440241023420 = 223543146361717657
BaseRepresentation
bin11101101010001001111100…
…001110110000100110111100
3122002211222001200011110020110
4131222021330032300212330
5114044113103200222140
61141231230334550020
736321665525520456
oct3552117416604674
9562758050143213
10130440241023420
1138620439540079
1212768238968310
1357a2600b94693
14242d4ac94d2d6
1510130b3bd8380
hex76a27c3b09bc

130440241023420 has 192 divisors, whose sum is σ = 367486167638016. Its totient is φ = 34570323701760.

The previous prime is 130440241023419. The next prime is 130440241023493. The reversal of 130440241023420 is 24320142044031.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7387443232 + ... + 7387460888.

It is an arithmetic number, because the mean of its divisors is an integer number (1913990456448).

Almost surely, 2130440241023420 is an apocalyptic number.

130440241023420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130440241023420 is an abundant number, since it is smaller than the sum of its proper divisors (237045926614596).

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

130440241023420 is a wasteful number, since it uses less digits than its factorization.

130440241023420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19180 (or 19178 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 130440241023420 its reverse (24320142044031), we get a palindrome (154760383067451).

The spelling of 130440241023420 in words is "one hundred thirty trillion, four hundred forty billion, two hundred forty-one million, twenty-three thousand, four hundred twenty".