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228450124479 = 3218849347957
BaseRepresentation
bin1101010011000010110…
…0000100001010111111
3210211200002012202100110
43110300230010022333
512220331212440404
6252540515001103
722335131006223
oct3246054041277
9724602182313
10228450124479
1188981159875
1238337599193
131870957b465
14b0b2762783
155e20ea0b89
hex3530b042bf

228450124479 has 8 divisors (see below), whose sum is σ = 304602433200. Its totient is φ = 152298949376.

The previous prime is 228450124451. The next prime is 228450124501. The reversal of 228450124479 is 974421054822.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 228450124479 - 212 = 228450120383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228450164479) 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, 482569 + ... + 830525.

It is an arithmetic number, because the mean of its divisors is an integer number (38075304150).

Almost surely, 2228450124479 is an apocalyptic number.

228450124479 is a deficient number, since it is larger than the sum of its proper divisors (76152308721).

228450124479 is a wasteful number, since it uses less digits than its factorization.

228450124479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566809.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 228450124479 in words is "two hundred twenty-eight billion, four hundred fifty million, one hundred twenty-four thousand, four hundred seventy-nine".

Divisors: 1 3 218849 347957 656547 1043871 76150041493 228450124479