Search a number
-
+
37830534041 = 191991080739
BaseRepresentation
bin100011001110111000…
…000010001110011001
310121122110211020200102
4203032320002032121
51104434104042131
625213515345145
72506322143106
oct431670021631
9117573736612
1037830534041
1115053394173
1273b94521b5
13374b781cb1
141b8c3dbaad
15eb62ec1cb
hex8cee02399

37830534041 has 4 divisors (see below), whose sum is σ = 39821614800. Its totient is φ = 35839453284.

The previous prime is 37830533977. The next prime is 37830534059. The reversal of 37830534041 is 14043503873.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14043503873 = 72006214839.

It is a cyclic number.

It is not a de Polignac number, because 37830534041 - 26 = 37830533977 is a prime.

It is a super-2 number, since 2×378305340412 (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 = 37830533986 and 37830534004.

It is not an unprimeable number, because it can be changed into a prime (37830534241) 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, 995540351 + ... + 995540388.

It is an arithmetic number, because the mean of its divisors is an integer number (9955403700).

Almost surely, 237830534041 is an apocalyptic number.

It is an amenable number.

37830534041 is a deficient number, since it is larger than the sum of its proper divisors (1991080759).

37830534041 is a wasteful number, since it uses less digits than its factorization.

37830534041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991080758.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 37830534041 in words is "thirty-seven billion, eight hundred thirty million, five hundred thirty-four thousand, forty-one".

Divisors: 1 19 1991080739 37830534041