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200031523141 = 2943592718817
BaseRepresentation
bin1011101001001011001…
…1101101000101000101
3201010022112121020010011
42322102303231011011
511234131032220031
6231520533430221
720310652615132
oct2722263550505
9633275536104
10200031523141
1177918641a8a
123292619b371
1315b2aa08518
149978369589
15530b0ee6b1
hex2e92ced145

200031523141 has 16 divisors (see below), whose sum is σ = 215330385600. Its totient is φ = 185445001728.

The previous prime is 200031523079. The next prime is 200031523151. The reversal of 200031523141 is 141325130002.

It is a happy number.

200031523141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200031523141 - 211 = 200031521093 is a prime.

It is a super-2 number, since 2×2000315231412 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200031523151) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1285836 + ... + 1432981.

It is an arithmetic number, because the mean of its divisors is an integer number (13458149100).

Almost surely, 2200031523141 is an apocalyptic number.

It is an amenable number.

200031523141 is a deficient number, since it is larger than the sum of its proper divisors (15298862459).

200031523141 is a wasteful number, since it uses less digits than its factorization.

200031523141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718948.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 200031523141 its reverse (141325130002), we get a palindrome (341356653143).

The spelling of 200031523141 in words is "two hundred billion, thirty-one million, five hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 29 43 59 1247 1711 2537 73573 2718817 78845693 116909131 160410203 3390364799 4651895887 6897638729 200031523141