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103105074437 = 712211165677
BaseRepresentation
bin110000000000110001…
…0101001010100000101
3100212010120101110121122
41200001202221110011
53142124344340222
6115211003323325
710310016446441
oct1400142512405
9325116343548
10103105074437
113a7aa143522
1217b95820545
139951bc33b1
144dc15b9821
152a36b36a42
hex18018a9505

103105074437 has 8 divisors (see below), whose sum is σ = 104563579392. Its totient is φ = 101646745200.

The previous prime is 103105074427. The next prime is 103105074461. The reversal of 103105074437 is 734470501301.

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 103105074437 - 28 = 103105074181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103105074397 and 103105074406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103105074427) 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, 1537043 + ... + 1602719.

It is an arithmetic number, because the mean of its divisors is an integer number (13070447424).

Almost surely, 2103105074437 is an apocalyptic number.

It is an amenable number.

103105074437 is a deficient number, since it is larger than the sum of its proper divisors (1458504955).

103105074437 is an equidigital number, since it uses as much as digits as its factorization.

103105074437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87859.

The product of its (nonzero) digits is 35280, while the sum is 35.

Adding to 103105074437 its reverse (734470501301), we get a palindrome (837575575738).

The spelling of 103105074437 in words is "one hundred three billion, one hundred five million, seventy-four thousand, four hundred thirty-seven".

Divisors: 1 71 22111 65677 1569881 4663067 1452184147 103105074437