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1030231301200 = 24522575578253
BaseRepresentation
bin11101111110111101001…
…00100001110001010000
310122111012120221122110021
432333132210201301100
5113334403203114300
62105140504113224
7134301043400263
oct16773644416120
93574176848407
101030231301200
11367a11790a42
121477ba465814
13761c555724a
1437c134a0cda
151bbea82dd1a
hexefde921c50

1030231301200 has 30 divisors (see below), whose sum is σ = 2475130702094. Its totient is φ = 412092520320.

The previous prime is 1030231301179. The next prime is 1030231301219. The reversal of 1030231301200 is 21031320301.

It can be written as a sum of positive squares in 3 ways, for example, as 199894833216 + 830336467984 = 447096^2 + 911228^2 .

It is a super-2 number, since 2×10302313012002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1287788727 + ... + 1287789526.

Almost surely, 21030231301200 is an apocalyptic number.

1030231301200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030231301200 is an abundant number, since it is smaller than the sum of its proper divisors (1444899400894).

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

1030231301200 is a wasteful number, since it uses less digits than its factorization.

1030231301200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575578271 (or 2575578260 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1030231301200 its reverse (21031320301), we get a palindrome (1051262621501).

The spelling of 1030231301200 in words is "one trillion, thirty billion, two hundred thirty-one million, three hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 2575578253 5151156506 10302313012 12877891265 20604626024 25755782530 41209252048 51511565060 64389456325 103023130120 128778912650 206046260240 257557825300 515115650600 1030231301200