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226618037 = 1439157483
BaseRepresentation
bin11011000000111…
…10101010110101
3120210102101111122
431200132222311
5431003234122
634253113325
75421135662
oct1540365265
9523371448
10226618037
11106a13538
1263a88845
1337c46b19
1422150a69
1514d66142
hexd81eab5

226618037 has 4 divisors (see below), whose sum is σ = 226776960. Its totient is φ = 226459116.

The previous prime is 226618033. The next prime is 226618069. The reversal of 226618037 is 730816622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226618037 - 22 = 226618033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226617988 and 226618006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226618033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77303 + ... + 80180.

It is an arithmetic number, because the mean of its divisors is an integer number (56694240).

Almost surely, 2226618037 is an apocalyptic number.

It is an amenable number.

226618037 is a deficient number, since it is larger than the sum of its proper divisors (158923).

226618037 is a wasteful number, since it uses less digits than its factorization.

226618037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158922.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 226618037 is about 15053.8379491743. The cubic root of 226618037 is about 609.6746782745.

The spelling of 226618037 in words is "two hundred twenty-six million, six hundred eighteen thousand, thirty-seven".

Divisors: 1 1439 157483 226618037