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51020006123241 = 32487248892
BaseRepresentation
bin10111001100111000001010…
…10101110110011011101001
320200122110112221122001101100
423212130011111312123221
523141402433031420431
6300302133420312013
713514034212416101
oct1346340525663351
9220573487561340
1051020006123241
1115290510405531
1258800289a2609
13226122072b55c
14c8554aa8c201
155d72329514e6
hex2e67055766e9

51020006123241 has 27 divisors (see below), whose sum is σ = 73862308580151. Its totient is φ = 33936552003744.

The previous prime is 51020006123227. The next prime is 51020006123297. The reversal of 51020006123241 is 14232160002015.

The square root of 51020006123241 is 7142829.

It is a perfect power (a square), and thus also a powerful number.

51020006123241 is a `hidden beast` number, since 5 + 1 + 0 + 2 + 0 + 0 + 0 + 612 + 3 + 2 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35689022492841 + 15330983630400 = 5974029^2 + 3915480^2 .

It is not a de Polignac number, because 51020006123241 - 235 = 50985646384873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51020006123041) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 10435670725 + ... + 10435675613.

Almost surely, 251020006123241 is an apocalyptic number.

51020006123241 is the 7142829-th square number.

51020006123241 is the 3571415-th centered octagonal number.

It is an amenable number.

51020006123241 is a deficient number, since it is larger than the sum of its proper divisors (22842302456910).

51020006123241 is an frugal number, since it uses more digits than its factorization.

51020006123241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10758 (or 5379 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 51020006123241 its reverse (14232160002015), we get a palindrome (65252166125256).

The spelling of 51020006123241 in words is "fifty-one trillion, twenty billion, six million, one hundred twenty-three thousand, two hundred forty-one".

Divisors: 1 3 9 487 1461 4383 4889 14667 44001 237169 711507 2134521 2380943 7142829 21428487 23902321 71706963 215120889 1159519241 3478557723 10435673169 11640430327 34921290981 104763872943 5668889569249 17006668707747 51020006123241