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52435144 = 2379163509
BaseRepresentation
bin1100100000000…
…1100011001000
310122122222111101
43020001203020
5101410411034
65111511144
71204456066
oct310014310
9118588441
1052435144
1127664333
12156884b4
13ab2b918
146d6d036
15490b514
hex32018c8

52435144 has 32 divisors (see below), whose sum is σ = 100368000. Its totient is φ = 25676352.

The previous prime is 52435091. The next prime is 52435169. The reversal of 52435144 is 44153425.

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, 102762 + ... + 103270.

It is an arithmetic number, because the mean of its divisors is an integer number (3136500).

Almost surely, 252435144 is an apocalyptic number.

It is an amenable number.

52435144 is a deficient number, since it is larger than the sum of its proper divisors (47932856).

52435144 is a wasteful number, since it uses less digits than its factorization.

52435144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 753 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 52435144 is about 7241.2115008471. The cubic root of 52435144 is about 374.2893658854.

Adding to 52435144 its reverse (44153425), we get a palindrome (96588569).

The spelling of 52435144 in words is "fifty-two million, four hundred thirty-five thousand, one hundred forty-four".

Divisors: 1 2 4 8 79 158 163 316 326 509 632 652 1018 1304 2036 4072 12877 25754 40211 51508 80422 82967 103016 160844 165934 321688 331868 663736 6554393 13108786 26217572 52435144