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1420032053 = 111091184347
BaseRepresentation
bin101010010100011…
…1111100000110101
310122222001002202202
41110220333200311
510402012011203
6352524114245
750122034066
oct12450774065
93588032682
101420032053
11669631110
12337695985
1319827366b
14d684856d
1584a00388
hex54a3f835

1420032053 has 8 divisors (see below), whose sum is σ = 1563339360. Its totient is φ = 1279093680.

The previous prime is 1420032017. The next prime is 1420032059. The reversal of 1420032053 is 3502300241.

It is a happy number.

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 1420032053 - 28 = 1420031797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420032059) 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, 590975 + ... + 593372.

It is an arithmetic number, because the mean of its divisors is an integer number (195417420).

Almost surely, 21420032053 is an apocalyptic number.

It is an amenable number.

1420032053 is a deficient number, since it is larger than the sum of its proper divisors (143307307).

1420032053 is a wasteful number, since it uses less digits than its factorization.

1420032053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184467.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1420032053 is about 37683.3126595845. The cubic root of 1420032053 is about 1123.9993216584. Note that the first 3 decimals are identical.

Adding to 1420032053 its reverse (3502300241), we get a palindrome (4922332294).

The spelling of 1420032053 in words is "one billion, four hundred twenty million, thirty-two thousand, fifty-three".

Divisors: 1 11 109 1199 1184347 13027817 129093823 1420032053