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228314877 = 3710872137
BaseRepresentation
bin11011001101111…
…00111011111101
3120220121121010120
431212330323331
5431422034002
634353325153
75441434020
oct1546747375
9526547116
10228314877
1110797238a
12645667b9
13383bc27b
14224731b7
151509dcbc
hexd9bcefd

228314877 has 8 divisors (see below), whose sum is σ = 347908416. Its totient is φ = 130465632.

The previous prime is 228314851. The next prime is 228314881. The reversal of 228314877 is 778413822.

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

It is not a de Polignac number, because 228314877 - 212 = 228310781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228314897) 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, 5436048 + ... + 5436089.

It is an arithmetic number, because the mean of its divisors is an integer number (43488552).

Almost surely, 2228314877 is an apocalyptic number.

It is an amenable number.

228314877 is a deficient number, since it is larger than the sum of its proper divisors (119593539).

228314877 is a wasteful number, since it uses less digits than its factorization.

228314877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10872147.

The product of its digits is 150528, while the sum is 42.

The square root of 228314877 is about 15110.0918925068. The cubic root of 228314877 is about 611.1925760182.

The spelling of 228314877 in words is "two hundred twenty-eight million, three hundred fourteen thousand, eight hundred seventy-seven".

Divisors: 1 3 7 21 10872137 32616411 76104959 228314877