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40672083 = 314990989
BaseRepresentation
bin1001101100100…
…1101101010011
32211112100121110
42123021231103
540403001313
64011424403
71002464334
oct233115523
984470543
1040672083
1120a5a5a1
1211755103
13857072a
14558a28b
153885ec3
hex26c9b53

40672083 has 8 divisors (see below), whose sum is σ = 54594000. Its totient is φ = 26932448.

The previous prime is 40672081. The next prime is 40672087. The reversal of 40672083 is 38027604.

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

It is a cyclic number.

It is not a de Polignac number, because 40672083 - 21 = 40672081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40672083.

It is not an unprimeable number, because it can be changed into a prime (40672081) 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, 45048 + ... + 45941.

It is an arithmetic number, because the mean of its divisors is an integer number (6824250).

Almost surely, 240672083 is an apocalyptic number.

40672083 is a deficient number, since it is larger than the sum of its proper divisors (13921917).

40672083 is a wasteful number, since it uses less digits than its factorization.

40672083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91141.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 40672083 is about 6377.4668168482. The cubic root of 40672083 is about 343.8999703524.

Adding to 40672083 its reverse (38027604), we get a palindrome (78699687).

The spelling of 40672083 in words is "forty million, six hundred seventy-two thousand, eighty-three".

Divisors: 1 3 149 447 90989 272967 13557361 40672083