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2131041524 = 22532760381
BaseRepresentation
bin111111100000101…
…0001110011110100
312111111221010101212
41333001101303310
513331021312044
6551243340552
7103544361023
oct17701216364
95444833355
102131041524
119a3a10047
124b5821758
1327c668c21
1416304a8ba
15c7149a9e
hex7f051cf4

2131041524 has 6 divisors (see below), whose sum is σ = 3729322674. Its totient is φ = 1065520760.

The previous prime is 2131041509. The next prime is 2131041559. The reversal of 2131041524 is 4251401312.

It can be written as a sum of positive squares in only one way, i.e., 2122444900 + 8596624 = 46070^2 + 2932^2 .

It is a super-3 number, since 3×21310415243 (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2131041524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266380187 + ... + 266380194.

It is an arithmetic number, because the mean of its divisors is an integer number (621553779).

Almost surely, 22131041524 is an apocalyptic number.

It is an amenable number.

2131041524 is a deficient number, since it is larger than the sum of its proper divisors (1598281150).

2131041524 is a wasteful number, since it uses less digits than its factorization.

2131041524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532760385 (or 532760383 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2131041524 is about 46163.2053046580. The cubic root of 2131041524 is about 1286.8580314701.

Adding to 2131041524 its reverse (4251401312), we get a palindrome (6382442836).

The spelling of 2131041524 in words is "two billion, one hundred thirty-one million, forty-one thousand, five hundred twenty-four".

Divisors: 1 2 4 532760381 1065520762 2131041524