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1234512052 = 221727314629
BaseRepresentation
bin100100110010101…
…0010100010110100
310012000221201011121
41021211102202310
510012013341202
6322255513324
742410115334
oct11145224264
93160851147
101234512052
115839391a4
122a5528844
131689b9107
14b9d550c4
15735a6537
hex499528b4

1234512052 has 36 divisors (see below), whose sum is σ = 2326550380. Its totient is φ = 572949504.

The previous prime is 1234512029. The next prime is 1234512053. The reversal of 1234512052 is 2502154321.

It can be written as a sum of positive squares in 6 ways, for example, as 29311396 + 1205200656 = 5414^2 + 34716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234512053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77074 + ... + 91702.

Almost surely, 21234512052 is an apocalyptic number.

It is an amenable number.

1234512052 is a deficient number, since it is larger than the sum of its proper divisors (1092038328).

1234512052 is a wasteful number, since it uses less digits than its factorization.

1234512052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14740 (or 14721 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1234512052 is about 35135.6236887863. The cubic root of 1234512052 is about 1072.7498060983.

Adding to 1234512052 its reverse (2502154321), we get a palindrome (3736666373).

The spelling of 1234512052 in words is "one billion, two hundred thirty-four million, five hundred twelve thousand, fifty-two".

Divisors: 1 2 4 17 34 68 73 146 289 292 578 1156 1241 2482 4964 14629 21097 29258 42194 58516 84388 248693 497386 994772 1067917 2135834 4227781 4271668 8455562 16911124 18154589 36309178 72618356 308628013 617256026 1234512052