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2269692057 = 31275957197
BaseRepresentation
bin1000011101001000…
…1100000010011001
312212011211022011210
42013102030002121
514122020121212
61013115213333
7110150031003
oct20722140231
95764738153
102269692057
11a65200266
12534147249
132a22c2c69
1417761d373
15d43d653c
hex8748c099

2269692057 has 8 divisors (see below), whose sum is σ = 3050085376. Its totient is φ = 1501213392.

The previous prime is 2269692053. The next prime is 2269692071. The reversal of 2269692057 is 7502969622.

It is a happy number.

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

It is not a de Polignac number, because 2269692057 - 22 = 2269692053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2269691997 and 2269692015.

It is not an unprimeable number, because it can be changed into a prime (2269692053) 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, 2978218 + ... + 2978979.

It is an arithmetic number, because the mean of its divisors is an integer number (381260672).

Almost surely, 22269692057 is an apocalyptic number.

It is an amenable number.

2269692057 is a deficient number, since it is larger than the sum of its proper divisors (780393319).

2269692057 is a wasteful number, since it uses less digits than its factorization.

2269692057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5957327.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 2269692057 is about 47641.2852156614. The cubic root of 2269692057 is about 1314.1823977830.

The spelling of 2269692057 in words is "two billion, two hundred sixty-nine million, six hundred ninety-two thousand, fifty-seven".

Divisors: 1 3 127 381 5957197 17871591 756564019 2269692057