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34540241431 = 167206827793
BaseRepresentation
bin100000001010110000…
…100100001000010111
310022011011120001202011
4200022300210020113
51031214300211211
623511221125051
72331640131223
oct401260441027
9108134501664
1034540241431
111371507a683
12683b559787
133345bbb2a7
14195942b783
15d72515921
hex80ac24217

34540241431 has 4 divisors (see below), whose sum is σ = 34747069392. Its totient is φ = 34333413472.

The previous prime is 34540241423. The next prime is 34540241479. The reversal of 34540241431 is 13414204543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34540241431 - 23 = 34540241423 is a prime.

It is a super-2 number, since 2×345402414312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34540241393 and 34540241402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34540247431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103413730 + ... + 103414063.

It is an arithmetic number, because the mean of its divisors is an integer number (8686767348).

Almost surely, 234540241431 is an apocalyptic number.

34540241431 is a deficient number, since it is larger than the sum of its proper divisors (206827961).

34540241431 is a wasteful number, since it uses less digits than its factorization.

34540241431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206827960.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 34540241431 its reverse (13414204543), we get a palindrome (47954445974).

The spelling of 34540241431 in words is "thirty-four billion, five hundred forty million, two hundred forty-one thousand, four hundred thirty-one".

Divisors: 1 167 206827793 34540241431