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51104010141 = 327337746553
BaseRepresentation
bin101111100110000010…
…010100111110011101
311212220112012200211100
4233212002110332131
51314130111311031
635251000143313
73456255630132
oct574602247635
9155815180740
1051104010141
111a744977228
129aa2767b39
134a856c5a72
14268b1d4589
1514e176dde6
hexbe6094f9d

51104010141 has 12 divisors (see below), whose sum is σ = 73917618268. Its totient is φ = 34022856384.

The previous prime is 51104010127. The next prime is 51104010157. The reversal of 51104010141 is 14101040115.

51104010141 is a `hidden beast` number, since 511 + 0 + 4 + 0 + 10 + 141 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30754987641 + 20349022500 = 175371^2 + 142650^2 .

It is not a de Polignac number, because 51104010141 - 218 = 51103747997 is a prime.

It is a super-2 number, since 2×511040101412 (a number of 22 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 (51104010121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3866680 + ... + 3879873.

Almost surely, 251104010141 is an apocalyptic number.

It is an amenable number.

51104010141 is a deficient number, since it is larger than the sum of its proper divisors (22813608127).

51104010141 is a wasteful number, since it uses less digits than its factorization.

51104010141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7747292 (or 7747289 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 51104010141 its reverse (14101040115), we get a palindrome (65205050256).

The spelling of 51104010141 in words is "fifty-one billion, one hundred four million, ten thousand, one hundred forty-one".

Divisors: 1 3 9 733 2199 6597 7746553 23239659 69718977 5678223349 17034670047 51104010141