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51114007 = 721079749
BaseRepresentation
bin1100001011111…
…1000000010111
310120011212020101
43002333000113
5101041122012
65023314531
71160314300
oct302770027
9116155211
1051114007
112694178a
121514ba47
13a788499
146b077a7
154749d57
hex30bf017

51114007 has 12 divisors (see below), whose sum is σ = 60021000. Its totient is φ = 43398096.

The previous prime is 51113989. The next prime is 51114023. The reversal of 51114007 is 70041115.

51114007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51114007 - 27 = 51113879 is a prime.

It is a super-2 number, since 2×511140072 = 5225283423192098, which 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 (51114097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369 + ... + 10117.

It is an arithmetic number, because the mean of its divisors is an integer number (5001750).

Almost surely, 251114007 is an apocalyptic number.

51114007 is a deficient number, since it is larger than the sum of its proper divisors (8906993).

51114007 is a wasteful number, since it uses less digits than its factorization.

51114007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9870 (or 9863 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 51114007 is about 7149.4060592472. The cubic root of 51114007 is about 371.1191026170.

The spelling of 51114007 in words is "fifty-one million, one hundred fourteen thousand, seven".

Divisors: 1 7 49 107 749 5243 9749 68243 477701 1043143 7302001 51114007