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147484942 = 2117984859
BaseRepresentation
bin10001100101001…
…11000100001110
3101021112000022021
420302213010032
5300224004232
622345040354
73440413153
oct1062470416
9337460267
10147484942
1176284690
12414860ba
132472b1c7
141583222a
15ce34397
hex8ca710e

147484942 has 16 divisors (see below), whose sum is σ = 244396800. Its totient is φ = 66189240.

The previous prime is 147484933. The next prime is 147484943. The reversal of 147484942 is 249484741.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147484943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40692 + ... + 44167.

It is an arithmetic number, because the mean of its divisors is an integer number (15274800).

Almost surely, 2147484942 is an apocalyptic number.

147484942 is a deficient number, since it is larger than the sum of its proper divisors (96911858).

147484942 is a wasteful number, since it uses less digits than its factorization.

147484942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84951.

The product of its digits is 258048, while the sum is 43.

The square root of 147484942 is about 12144.3378576191. The cubic root of 147484942 is about 528.3429222243.

The spelling of 147484942 in words is "one hundred forty-seven million, four hundred eighty-four thousand, nine hundred forty-two".

Divisors: 1 2 11 22 79 158 869 1738 84859 169718 933449 1866898 6703861 13407722 73742471 147484942