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72034323 = 343155711
BaseRepresentation
bin1000100101100…
…10100000010011
312000112201111220
410102302200103
5121420044243
611051540123
71533165414
oct422624023
9160481456
1072034323
11377304a9
122015a643
1311c0177a
1497d180b
1564cd783
hex44b2813

72034323 has 8 divisors (see below), whose sum is σ = 96270336. Its totient is φ = 47910600.

The previous prime is 72034279. The next prime is 72034327. The reversal of 72034323 is 32343027.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-72034323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72034293 and 72034302.

It is not an unprimeable number, because it can be changed into a prime (72034327) 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, 26563 + ... + 29148.

It is an arithmetic number, because the mean of its divisors is an integer number (12033792).

Almost surely, 272034323 is an apocalyptic number.

72034323 is a deficient number, since it is larger than the sum of its proper divisors (24236013).

72034323 is a wasteful number, since it uses less digits than its factorization.

72034323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56145.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 72034323 is about 8487.3036354310. The cubic root of 72034323 is about 416.0828603282.

The spelling of 72034323 in words is "seventy-two million, thirty-four thousand, three hundred twenty-three".

Divisors: 1 3 431 1293 55711 167133 24011441 72034323