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2253693 = 31357787
BaseRepresentation
bin1000100110001101111101
311020111111010
420212031331
51034104233
6120145433
725104351
oct10461575
94214433
102253693
1112aa262
12908279
1360ba60
14429461
152e7b63
hex22637d

2253693 has 8 divisors (see below), whose sum is σ = 3236128. Its totient is φ = 1386864.

The previous prime is 2253683. The next prime is 2253703. The reversal of 2253693 is 3963522.

It is an interprime number because it is at equal distance from previous prime (2253683) and next prime (2253703).

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

It is not a de Polignac number, because 2253693 - 213 = 2245501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2253693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253653) 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, 28855 + ... + 28932.

It is an arithmetic number, because the mean of its divisors is an integer number (404516).

22253693 is an apocalyptic number.

It is an amenable number.

2253693 is a deficient number, since it is larger than the sum of its proper divisors (982435).

2253693 is a wasteful number, since it uses less digits than its factorization.

2253693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57803.

The product of its digits is 9720, while the sum is 30.

The square root of 2253693 is about 1501.2304952938. The cubic root of 2253693 is about 131.1087223596.

The spelling of 2253693 in words is "two million, two hundred fifty-three thousand, six hundred ninety-three".

Divisors: 1 3 13 39 57787 173361 751231 2253693