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2238498067 = 13211181569
BaseRepresentation
bin1000010101101100…
…1100010100010011
312210000010111001211
42011123030110103
514041023414232
61010042440551
7106320630301
oct20533142423
95700114054
102238498067
11a49634803
12525803157
132989c0690
1417341d271
15d17c3a47
hex856cc513

2238498067 has 8 divisors (see below), whose sum is σ = 2411861760. Its totient is φ = 2065301760.

The previous prime is 2238497981. The next prime is 2238498077. The reversal of 2238498067 is 7608948322.

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 2238498067 - 219 = 2237973779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2238498067.

It is not an unprimeable number, because it can be changed into a prime (2238498077) 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, 13342 + ... + 68227.

It is an arithmetic number, because the mean of its divisors is an integer number (301482720).

Almost surely, 22238498067 is an apocalyptic number.

2238498067 is a deficient number, since it is larger than the sum of its proper divisors (173363693).

2238498067 is a wasteful number, since it uses less digits than its factorization.

2238498067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83693.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 2238498067 is about 47312.7685408495. The cubic root of 2238498067 is about 1308.1340228318.

The spelling of 2238498067 in words is "two billion, two hundred thirty-eight million, four hundred ninety-eight thousand, sixty-seven".

Divisors: 1 13 2111 27443 81569 1060397 172192159 2238498067