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61265272 = 2319403061
BaseRepresentation
bin1110100110110…
…1010101111000
311021021121011011
43221231111320
5111140442042
610025043304
71342513645
oct351552570
9137247134
1061265272
1131645562
1218626534
13c900b53
1481cadcc
1555a2a17
hex3a6d578

61265272 has 16 divisors (see below), whose sum is σ = 120918600. Its totient is φ = 29020320.

The previous prime is 61265251. The next prime is 61265273. The reversal of 61265272 is 27256216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61265273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201379 + ... + 201682.

Almost surely, 261265272 is an apocalyptic number.

It is an amenable number.

61265272 is a deficient number, since it is larger than the sum of its proper divisors (59653328).

61265272 is a wasteful number, since it uses less digits than its factorization.

61265272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403086 (or 403082 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 61265272 is about 7827.2135527274. The cubic root of 61265272 is about 394.2195174472.

The spelling of 61265272 in words is "sixty-one million, two hundred sixty-five thousand, two hundred seventy-two".

Divisors: 1 2 4 8 19 38 76 152 403061 806122 1612244 3224488 7658159 15316318 30632636 61265272