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51351052 = 2212837763
BaseRepresentation
bin1100001111100…
…0111000001100
310120121220101211
43003320320030
5101121213202
65032344204
71162322344
oct303707014
9116556354
1051351052
1126a93895
1215245064
13a83c34c
146b69d24
1547951d7
hex30f8e0c

51351052 has 6 divisors (see below), whose sum is σ = 89864348. Its totient is φ = 25675524.

The previous prime is 51351043. The next prime is 51351077. The reversal of 51351052 is 25015315.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6418878 + ... + 6418885.

Almost surely, 251351052 is an apocalyptic number.

It is an amenable number.

51351052 is a deficient number, since it is larger than the sum of its proper divisors (38513296).

51351052 is a wasteful number, since it uses less digits than its factorization.

51351052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12837767 (or 12837765 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 51351052 is about 7165.9648338518. The cubic root of 51351052 is about 371.6919154982.

Adding to 51351052 its reverse (25015315), we get a palindrome (76366367).

The spelling of 51351052 in words is "fifty-one million, three hundred fifty-one thousand, fifty-two".

Divisors: 1 2 4 12837763 25675526 51351052