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10200300031 = 30752163773
BaseRepresentation
bin10010111111111110…
…00011100111111111
3222022212122221010001
421133333003213333
5131342234100111
64404055455131
7510526056025
oct113777034777
928285587101
1010200300031
114364892429
121b880874a7
13c6734b1bc
146ca9c2715
153ea7761c1
hex25ffc39ff

10200300031 has 8 divisors (see below), whose sum is σ = 10253328624. Its totient is φ = 10147400640.

The previous prime is 10200299983. The next prime is 10200300037. The reversal of 10200300031 is 13000300201.

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

It is a cyclic number.

It is not a de Polignac number, because 10200300031 - 27 = 10200299903 is a prime.

It is a super-3 number, since 3×102003000313 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200299990 and 10200300017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200300037) 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, 128061 + ... + 191833.

It is an arithmetic number, because the mean of its divisors is an integer number (1281666078).

Almost surely, 210200300031 is an apocalyptic number.

10200300031 is a deficient number, since it is larger than the sum of its proper divisors (53028593).

10200300031 is an equidigital number, since it uses as much as digits as its factorization.

10200300031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64601.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 10200300031 its reverse (13000300201), we get a palindrome (23200600232).

The spelling of 10200300031 in words is "ten billion, two hundred million, three hundred thousand, thirty-one".

Divisors: 1 307 521 63773 159947 19578311 33225733 10200300031