Search a number
-
+
51297452 = 22234312967
BaseRepresentation
bin1100001110101…
…1110010101100
310120112011212122
43003223302230
5101113004302
65031252112
71162010153
oct303536254
9116464778
1051297452
1126a57598
121521a038
13a820b2b
146b5459a
1547843a2
hex30ebcac

51297452 has 24 divisors (see below), whose sum is σ = 95859456. Its totient is φ = 23961168.

The previous prime is 51297431. The next prime is 51297469. The reversal of 51297452 is 25479215.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2528 + ... + 10439.

It is an arithmetic number, because the mean of its divisors is an integer number (3994144).

Almost surely, 251297452 is an apocalyptic number.

It is an amenable number.

51297452 is a deficient number, since it is larger than the sum of its proper divisors (44562004).

51297452 is a wasteful number, since it uses less digits than its factorization.

51297452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13037 (or 13035 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 51297452 is about 7162.2239562862. The cubic root of 51297452 is about 371.5625470195.

The spelling of 51297452 in words is "fifty-one million, two hundred ninety-seven thousand, four hundred fifty-two".

Divisors: 1 2 4 23 43 46 86 92 172 989 1978 3956 12967 25934 51868 298241 557581 596482 1115162 1192964 2230324 12824363 25648726 51297452