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228137354 = 2319135747
BaseRepresentation
bin11011001100100…
…01100110001010
3120220021120121122
431212101212022
5431400343404
634345435242
75440064324
oct1546214612
9526246548
10228137354
11107860a75
126449bb22
1338359523
1422428614
15150663be
hexd99198a

228137354 has 8 divisors (see below), whose sum is σ = 342322848. Its totient is φ = 114029740.

The previous prime is 228137347. The next prime is 228137359. The reversal of 228137354 is 453731822.

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 (228137359) 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, 11492 + ... + 24255.

It is an arithmetic number, because the mean of its divisors is an integer number (42790356).

Almost surely, 2228137354 is an apocalyptic number.

228137354 is a deficient number, since it is larger than the sum of its proper divisors (114185494).

228137354 is a wasteful number, since it uses less digits than its factorization.

228137354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38940.

The product of its digits is 40320, while the sum is 35.

The square root of 228137354 is about 15104.2164311824. The cubic root of 228137354 is about 611.0341268999.

The spelling of 228137354 in words is "two hundred twenty-eight million, one hundred thirty-seven thousand, three hundred fifty-four".

Divisors: 1 2 3191 6382 35747 71494 114068677 228137354