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3101323421 = 73114291813
BaseRepresentation
bin1011100011011010…
…0111000010011101
322000010200112221102
42320312213002131
522322414322141
61231424042445
7136565546150
oct27066470235
98003615842
103101323421
111351686209
12726763425
133a569c521
14215c5dc97
1513240a99b
hexb8da709d

3101323421 has 8 divisors (see below), whose sum is σ = 3658704384. Its totient is φ = 2572526160.

The previous prime is 3101323409. The next prime is 3101323439. The reversal of 3101323421 is 1243231013.

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 3101323421 - 210 = 3101322397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3101323393 and 3101323402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3101323441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7145690 + ... + 7146123.

It is an arithmetic number, because the mean of its divisors is an integer number (457338048).

Almost surely, 23101323421 is an apocalyptic number.

3101323421 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3101323421 is a deficient number, since it is larger than the sum of its proper divisors (557380963).

3101323421 is a wasteful number, since it uses less digits than its factorization.

3101323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14291851.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3101323421 is about 55689.5270315703. The cubic root of 3101323421 is about 1458.3071987596.

Adding to 3101323421 its reverse (1243231013), we get a palindrome (4344554434).

The spelling of 3101323421 in words is "three billion, one hundred one million, three hundred twenty-three thousand, four hundred twenty-one".

Divisors: 1 7 31 217 14291813 100042691 443046203 3101323421