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252982516 = 2263245629
BaseRepresentation
bin11110001010000…
…11010011110100
3122122000211202211
433011003103310
51004230420031
641034143204
76161213233
oct1705032364
9578024684
10252982516
1111a890566
1270881b04
13405480c7
1425854b1a
1517322bb1
hexf1434f4

252982516 has 6 divisors (see below), whose sum is σ = 442719410. Its totient is φ = 126491256.

The previous prime is 252982507. The next prime is 252982519. The reversal of 252982516 is 615289252.

252982516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 225900900 + 27081616 = 15030^2 + 5204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252982519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31622811 + ... + 31622818.

Almost surely, 2252982516 is an apocalyptic number.

It is an amenable number.

252982516 is a deficient number, since it is larger than the sum of its proper divisors (189736894).

252982516 is a wasteful number, since it uses less digits than its factorization.

252982516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63245633 (or 63245631 counting only the distinct ones).

The product of its digits is 86400, while the sum is 40.

The square root of 252982516 is about 15905.4241062601. The cubic root of 252982516 is about 632.4557846890.

The spelling of 252982516 in words is "two hundred fifty-two million, nine hundred eighty-two thousand, five hundred sixteen".

Divisors: 1 2 4 63245629 126491258 252982516