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253012701 = 3631133657
BaseRepresentation
bin11110001010010…
…10101011011101
3122122002101011210
433011022223131
51004232401301
641034535033
76161400234
oct1705125335
9578071153
10253012701
1111a901207
1270897479
1340558a76
1425861b1b
151732bad6
hexf14aadd

253012701 has 8 divisors (see below), whose sum is σ = 337887424. Its totient is φ = 168406560.

The previous prime is 253012699. The next prime is 253012723. The reversal of 253012701 is 107210352.

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

It is not a de Polignac number, because 253012701 - 21 = 253012699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253012601) 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, 64936 + ... + 68721.

It is an arithmetic number, because the mean of its divisors is an integer number (42235928).

Almost surely, 2253012701 is an apocalyptic number.

It is an amenable number.

253012701 is a deficient number, since it is larger than the sum of its proper divisors (84874723).

253012701 is a wasteful number, since it uses less digits than its factorization.

253012701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134291.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 253012701 is about 15906.3729680905. The cubic root of 253012701 is about 632.4809378352.

The spelling of 253012701 in words is "two hundred fifty-three million, twelve thousand, seven hundred one".

Divisors: 1 3 631 1893 133657 400971 84337567 253012701