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146120054 = 282218887
BaseRepresentation
bin10001011010110…
…01110101110110
3101011221200000212
420231121311312
5244401320204
622255505422
73422666663
oct1055316566
9334850025
10146120054
1175532183
1240b28272
1324370b92
1415598a6a
15cc64c6e
hex8b59d76

146120054 has 8 divisors (see below), whose sum is σ = 219231408. Its totient is φ = 73042920.

The previous prime is 146120047. The next prime is 146120069. The reversal of 146120054 is 450021641.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11999 + ... + 20885.

It is an arithmetic number, because the mean of its divisors is an integer number (27403926).

Almost surely, 2146120054 is an apocalyptic number.

146120054 is a deficient number, since it is larger than the sum of its proper divisors (73111354).

146120054 is an equidigital number, since it uses as much as digits as its factorization.

146120054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17110.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 146120054 is about 12088.0128226272. The cubic root of 146120054 is about 526.7080322332.

Adding to 146120054 its reverse (450021641), we get a palindrome (596141695).

The spelling of 146120054 in words is "one hundred forty-six million, one hundred twenty thousand, fifty-four".

Divisors: 1 2 8221 8887 16442 17774 73060027 146120054