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2254342431 = 31168313407
BaseRepresentation
bin1000011001011110…
…1000100100011111
312211002221110110010
42012113220210133
514104102424211
61011410214303
7106602410625
oct20627504437
95732843403
102254342431
11a57576920
1252ab84393
1329c07a443
14175585515
15d2da34a6
hex865e891f

2254342431 has 8 divisors (see below), whose sum is σ = 3279043584. Its totient is φ = 1366268120.

The previous prime is 2254342423. The next prime is 2254342459. The reversal of 2254342431 is 1342434522.

2254342431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2254342431 - 23 = 2254342423 is a prime.

It is a super-2 number, since 2×22543424312 = 10164119592413979522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254342481) 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, 34156671 + ... + 34156736.

It is an arithmetic number, because the mean of its divisors is an integer number (409880448).

Almost surely, 22254342431 is an apocalyptic number.

2254342431 is a deficient number, since it is larger than the sum of its proper divisors (1024701153).

2254342431 is a wasteful number, since it uses less digits than its factorization.

2254342431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68313421.

The product of its digits is 23040, while the sum is 30.

The square root of 2254342431 is about 47479.9160803808. The cubic root of 2254342431 is about 1311.2131471227.

Adding to 2254342431 its reverse (1342434522), we get a palindrome (3596776953).

The spelling of 2254342431 in words is "two billion, two hundred fifty-four million, three hundred forty-two thousand, four hundred thirty-one".

Divisors: 1 3 11 33 68313407 204940221 751447477 2254342431