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84106154 = 2113823007
BaseRepresentation
bin1010000001101…
…01101110101010
312212021000221202
411000311232222
5133012344104
612202404202
72040614306
oct500655652
9185230852
1084106154
1143526220
1224200662
131456a372
14b254d06
1575b551e
hex5035baa

84106154 has 8 divisors (see below), whose sum is σ = 137628288. Its totient is φ = 38230060.

The previous prime is 84106153. The next prime is 84106159. The reversal of 84106154 is 45160148.

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 (84106153) 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, 1911482 + ... + 1911525.

It is an arithmetic number, because the mean of its divisors is an integer number (17203536).

Almost surely, 284106154 is an apocalyptic number.

84106154 is a deficient number, since it is larger than the sum of its proper divisors (53522134).

84106154 is a wasteful number, since it uses less digits than its factorization.

84106154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3823020.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 84106154 is about 9170.9407369146. The cubic root of 84106154 is about 438.1363218354.

The spelling of 84106154 in words is "eighty-four million, one hundred six thousand, one hundred fifty-four".

Divisors: 1 2 11 22 3823007 7646014 42053077 84106154