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72054962 = 275146783
BaseRepresentation
bin1000100101101…
…11100010110010
312000120202211022
410102313202302
5121421224322
611052215442
71533312530
oct422674262
9160522738
1072054962
1137744a61
122016a582
1311c0ac95
1497d9150
1564d4942
hex44b78b2

72054962 has 8 divisors (see below), whose sum is σ = 123522816. Its totient is φ = 30880692.

The previous prime is 72054923. The next prime is 72054967. The reversal of 72054962 is 26945027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (72054967) 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 3 ways as a sum of consecutive naturals, for example, 2573378 + ... + 2573405.

It is an arithmetic number, because the mean of its divisors is an integer number (15440352).

Almost surely, 272054962 is an apocalyptic number.

72054962 is a deficient number, since it is larger than the sum of its proper divisors (51467854).

72054962 is a wasteful number, since it uses less digits than its factorization.

72054962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146792.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 72054962 is about 8488.5194233152. The cubic root of 72054962 is about 416.1225946926.

Adding to 72054962 its reverse (26945027), we get a palindrome (98999989).

It can be divided in two parts, 7205 and 4962, that added together give a cube (12167 = 233).

The spelling of 72054962 in words is "seventy-two million, fifty-four thousand, nine hundred sixty-two".

Divisors: 1 2 7 14 5146783 10293566 36027481 72054962