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1031232102030 = 232513881394959
BaseRepresentation
bin11110000000110100011…
…10010001111010001110
310122120210100010121002200
433000122032101322032
5113343430404231110
62105424054502330
7134334615145044
oct17003216217216
93576710117080
101031232102030
11368385701469
12147a396649a6
13763249b4aa0
1437caa37a394
151bc5861c6c0
hexf01a391e8e

1031232102030 has 48 divisors (see below), whose sum is σ = 2887449888960. Its totient is φ = 253841747904.

The previous prime is 1031232101957. The next prime is 1031232102059. The reversal of 1031232102030 is 302012321301.

1031232102030 is a `hidden beast` number, since 1 + 0 + 312 + 321 + 0 + 2 + 0 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1031232101994 and 1031232102012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 440696310 + ... + 440698649.

It is an arithmetic number, because the mean of its divisors is an integer number (60155206020).

Almost surely, 21031232102030 is an apocalyptic number.

1031232102030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031232102030 is an abundant number, since it is smaller than the sum of its proper divisors (1856217786930).

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

1031232102030 is a wasteful number, since it uses less digits than its factorization.

1031232102030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881394985 (or 881394982 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1031232102030 its reverse (302012321301), we get a palindrome (1333244423331).

The spelling of 1031232102030 in words is "one trillion, thirty-one billion, two hundred thirty-two million, one hundred two thousand, thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 1170 881394959 1762789918 2644184877 4406974795 5288369754 7932554631 8813949590 11458134467 13220924385 15865109262 22916268934 26441848770 34374403401 39662773155 57290672335 68748806802 79325546310 103123210203 114581344670 171872017005 206246420406 343744034010 515616051015 1031232102030