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72014211 = 332667193
BaseRepresentation
bin1000100101011…
…01100110000011
312000111200221000
410102231212003
5121413423321
611051303043
71533052653
oct422554603
9160450830
1072014211
1137717385
122014aa83
1311bc5579
1497c8363
1564c7826
hex44ad983

72014211 has 8 divisors (see below), whose sum is σ = 106687760. Its totient is φ = 48009456.

The previous prime is 72014179. The next prime is 72014249. The reversal of 72014211 is 11241027.

It is not a de Polignac number, because 72014211 - 25 = 72014179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72014251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333570 + ... + 1333623.

It is an arithmetic number, because the mean of its divisors is an integer number (13335970).

Almost surely, 272014211 is an apocalyptic number.

72014211 is a deficient number, since it is larger than the sum of its proper divisors (34673549).

72014211 is a wasteful number, since it uses less digits than its factorization.

72014211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667202 (or 2667196 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 72014211 is about 8486.1187241282. The cubic root of 72014211 is about 416.0441332461.

Adding to 72014211 its reverse (11241027), we get a palindrome (83255238).

The spelling of 72014211 in words is "seventy-two million, fourteen thousand, two hundred eleven".

Divisors: 1 3 9 27 2667193 8001579 24004737 72014211