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226736939 = 112131761139
BaseRepresentation
bin11011000001110…
…11101100101011
3120210122102121102
431200323230223
5431021040224
634255432015
75422142432
oct1540735453
9523572542
10226736939
11106a94900
1263b2560b
1337c88c90
1422182119
1514d8b4ae
hexd83bb2b

226736939 has 48 divisors (see below), whose sum is σ = 290918880. Its totient is φ = 174873600.

The previous prime is 226736927. The next prime is 226736957. The reversal of 226736939 is 939637622.

It is not a de Polignac number, because 226736939 - 224 = 209959723 is a prime.

It is a Duffinian number.

Its product of digits (734832) is a multiple of the sum of its prime factors (252).

It is a junction number, because it is equal to n+sod(n) for n = 226736893 and 226736902.

It is not an unprimeable number, because it can be changed into a prime (226736969) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1631132 + ... + 1631270.

It is an arithmetic number, because the mean of its divisors is an integer number (6060810).

Almost surely, 2226736939 is an apocalyptic number.

226736939 is a deficient number, since it is larger than the sum of its proper divisors (64181941).

226736939 is a wasteful number, since it uses less digits than its factorization.

226736939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 241 counting only the distinct ones).

The product of its digits is 734832, while the sum is 47.

The square root of 226736939 is about 15057.7866567434. The cubic root of 226736939 is about 609.7812877115.

The spelling of 226736939 in words is "two hundred twenty-six million, seven hundred thirty-six thousand, nine hundred thirty-nine".

Divisors: 1 11 13 17 61 121 139 143 187 221 671 793 1037 1529 1573 1807 2057 2363 2431 7381 8479 8723 11407 13481 16819 19877 25993 26741 30719 93269 95953 110227 125477 144143 148291 218647 285923 337909 1025959 1212497 1585573 1631201 1873859 3716999 13337467 17441303 20612449 226736939