Search a number
-
+
53471470 = 25132391721
BaseRepresentation
bin1100101111111…
…0100011101110
310201121122001211
43023332203232
5102142041340
65150025034
71216333333
oct313764356
9121548054
1053471470
11282019a8
1215aa817a
13b102530
14715c98a
154a635ea
hex32fe8ee

53471470 has 32 divisors (see below), whose sum is σ = 104146560. Its totient is φ = 19649280.

The previous prime is 53471461. The next prime is 53471501. The reversal of 53471470 is 7417435.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30210 + ... + 31930.

It is an arithmetic number, because the mean of its divisors is an integer number (3254580).

Almost surely, 253471470 is an apocalyptic number.

53471470 is a deficient number, since it is larger than the sum of its proper divisors (50675090).

53471470 is a wasteful number, since it uses less digits than its factorization.

53471470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 53471470 is about 7312.4188884390. The cubic root of 53471470 is about 376.7391103341.

The spelling of 53471470 in words is "fifty-three million, four hundred seventy-one thousand, four hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 239 478 1195 1721 2390 3107 3442 6214 8605 15535 17210 22373 31070 44746 111865 223730 411319 822638 2056595 4113190 5347147 10694294 26735735 53471470