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2042434141 = 114139501
BaseRepresentation
bin111100110111101…
…0001001001011101
312021100012101220221
41321233101021131
513140330343031
6534400241341
7101420255326
oct17157211135
95240171827
102042434141
119589a0000
12490010251
132671b3b17
1415538344d
15be495a11
hex79bd125d

2042434141 has 10 divisors (see below), whose sum is σ = 2246679710. Its totient is φ = 1856745000.

The previous prime is 2042434139. The next prime is 2042434181. The reversal of 2042434141 is 1414342402.

It can be written as a sum of positive squares in only one way, i.e., 2004352900 + 38081241 = 44770^2 + 6171^2 .

It is not a de Polignac number, because 2042434141 - 21 = 2042434139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042434181) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 55110 + ... + 84391.

It is an arithmetic number, because the mean of its divisors is an integer number (224667971).

Almost surely, 22042434141 is an apocalyptic number.

It is an amenable number.

2042434141 is a deficient number, since it is larger than the sum of its proper divisors (204245569).

2042434141 is an frugal number, since it uses more digits than its factorization.

2042434141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139545 (or 139512 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2042434141 is about 45193.2975229735. The cubic root of 2042434141 is about 1268.7693745947.

Adding to 2042434141 its reverse (1414342402), we get a palindrome (3456776543).

The spelling of 2042434141 in words is "two billion, forty-two million, four hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 11 121 1331 14641 139501 1534511 16879621 185675831 2042434141