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84953083 = 557152519
BaseRepresentation
bin1010001000001…
…00011111111011
312220212001201111
411010010133323
5133221444313
612232501151
72051042425
oct504043773
9186761644
1084953083
1143a54566
122454a7b7
13147a59c7
14b3d5815
1576d143d
hex51047fb

84953083 has 4 divisors (see below), whose sum is σ = 85106160. Its totient is φ = 84800008.

The previous prime is 84953069. The next prime is 84953087. The reversal of 84953083 is 38035948.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84953083 - 217 = 84822011 is a prime.

It is a super-2 number, since 2×849530832 = 14434052622409778, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84953087) 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, 75703 + ... + 76816.

It is an arithmetic number, because the mean of its divisors is an integer number (21276540).

Almost surely, 284953083 is an apocalyptic number.

84953083 is a deficient number, since it is larger than the sum of its proper divisors (153077).

84953083 is a wasteful number, since it uses less digits than its factorization.

84953083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153076.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 84953083 is about 9216.9996745145. Note that the first 3 decimals coincide. The cubic root of 84953083 is about 439.6020558340.

The spelling of 84953083 in words is "eighty-four million, nine hundred fifty-three thousand, eighty-three".

Divisors: 1 557 152519 84953083