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54152131241 = 1373103554003
BaseRepresentation
bin110010011011101101…
…111111001010101001
312011202221210021220102
4302123231333022221
51341400421144431
640513244035145
73624640343435
oct623355771251
9164687707812
1054152131241
1120a6951477a
12a5b3532ab5
135150058410
142899d659c5
15161e16adcb
hexc9bb7f2a9

54152131241 has 16 divisors (see below), whose sum is σ = 59690606976. Its totient is φ = 48823088256.

The previous prime is 54152131237. The next prime is 54152131261. The reversal of 54152131241 is 14213125145.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54152131241 - 22 = 54152131237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54152131261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179255 + ... + 374748.

It is an arithmetic number, because the mean of its divisors is an integer number (3730662936).

Almost surely, 254152131241 is an apocalyptic number.

It is an amenable number.

54152131241 is a deficient number, since it is larger than the sum of its proper divisors (5538475735).

54152131241 is a wasteful number, since it uses less digits than its factorization.

54152131241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554192.

The product of its digits is 4800, while the sum is 29.

Adding to 54152131241 its reverse (14213125145), we get a palindrome (68365256386).

The spelling of 54152131241 in words is "fifty-four billion, one hundred fifty-two million, one hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 13 73 103 949 1339 7519 97747 554003 7202039 40442219 57062309 525748847 741810017 4165548557 54152131241