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51460148 = 2225435059
BaseRepresentation
bin1100010001001…
…1100000110100
310120211110001102
43010103200310
5101133211043
65034545232
71163255405
oct304234064
9116743042
1051460148
1127058853
1215298218
13a879bbc
146b979ac
1547b76b8
hex3113834

51460148 has 12 divisors (see below), whose sum is σ = 90108480. Its totient is φ = 25714872.

The previous prime is 51460141. The next prime is 51460153. The reversal of 51460148 is 84106415.

It is a self number, because there is not a number n which added to its sum of digits gives 51460148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51460141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7643 + ... + 12701.

It is an arithmetic number, because the mean of its divisors is an integer number (7509040).

Almost surely, 251460148 is an apocalyptic number.

It is an amenable number.

51460148 is a deficient number, since it is larger than the sum of its proper divisors (38648332).

51460148 is a wasteful number, since it uses less digits than its factorization.

51460148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7606 (or 7604 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 51460148 is about 7173.5728894324. The cubic root of 51460148 is about 371.9549508017.

The spelling of 51460148 in words is "fifty-one million, four hundred sixty thousand, one hundred forty-eight".

Divisors: 1 2 4 2543 5059 5086 10118 10172 20236 12865037 25730074 51460148