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4042412241397 = 5566172625577
BaseRepresentation
bin111010110100110010100…
…010111011000111110101
3112022110011122210210112121
4322310302202323013311
51012212330013211042
612333020351315541
7565024513053505
oct72646242730765
915273148723477
104042412241397
111319417363342
1255354381bbb1
1323427586176a
14dd922035a05
1570244635367
hex3ad328bb1f5

4042412241397 has 4 divisors (see below), whose sum is σ = 4042484922636. Its totient is φ = 4042339560160.

The previous prime is 4042412241377. The next prime is 4042412241457. The reversal of 4042412241397 is 7931422142404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2534253860356 + 1508158381041 = 1591934^2 + 1228071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4042412241397 is a prime.

It is a super-3 number, since 3×40424122413973 (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042412241367) 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, 36257128 + ... + 36368449.

It is an arithmetic number, because the mean of its divisors is an integer number (1010621230659).

Almost surely, 24042412241397 is an apocalyptic number.

It is an amenable number.

4042412241397 is a deficient number, since it is larger than the sum of its proper divisors (72681239).

4042412241397 is an equidigital number, since it uses as much as digits as its factorization.

4042412241397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72681238.

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 4042412241397 in words is "four trillion, forty-two billion, four hundred twelve million, two hundred forty-one thousand, three hundred ninety-seven".

Divisors: 1 55661 72625577 4042412241397