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200131013310 = 23515742490661
BaseRepresentation
bin1011101001100010111…
…1001110101010111110
3201010120110210211222020
42322120233032222332
511234332014411220
6231534450101010
720313301355004
oct2723057165276
9633513724866
10200131013310
1177969815468
123295357a766
1315b45500c47
149987666a74
155314c03040
hex2e98bceabe

200131013310 has 32 divisors (see below), whose sum is σ = 483373770912. Its totient is φ = 53028343680.

The previous prime is 200131013297. The next prime is 200131013311. The reversal of 200131013310 is 13310131002.

200131013310 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2001310133102 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200131013310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200131013311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21240621 + ... + 21250040.

It is an arithmetic number, because the mean of its divisors is an integer number (15105430341).

Almost surely, 2200131013310 is an apocalyptic number.

200131013310 is an abundant number, since it is smaller than the sum of its proper divisors (283242757602).

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

200131013310 is a wasteful number, since it uses less digits than its factorization.

200131013310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42490828.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 200131013310 its reverse (13310131002), we get a palindrome (213441144312).

The spelling of 200131013310 in words is "two hundred billion, one hundred thirty-one million, thirteen thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 785 942 1570 2355 4710 42490661 84981322 127471983 212453305 254943966 424906610 637359915 1274719830 6671033777 13342067554 20013101331 33355168885 40026202662 66710337770 100065506655 200131013310