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2690170841 = 19280350513
BaseRepresentation
bin1010000001011000…
…1011111111011001
320221111000211122002
42200112023333121
521002140431331
61122535410345
7123444034451
oct24026137731
96844024562
102690170841
111160593196
12630b239b5
1333b454887
141b73d4d61
1510b2929cb
hexa058bfd9

2690170841 has 8 divisors (see below), whose sum is σ = 2832825120. Its totient is φ = 2547623232.

The previous prime is 2690170783. The next prime is 2690170891. The reversal of 2690170841 is 1480710962.

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 2690170841 - 210 = 2690169817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2690170795 and 2690170804.

It is not an unprimeable number, because it can be changed into a prime (2690170891) 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, 28001 + ... + 78513.

It is an arithmetic number, because the mean of its divisors is an integer number (354103140).

Almost surely, 22690170841 is an apocalyptic number.

It is an amenable number.

2690170841 is a deficient number, since it is larger than the sum of its proper divisors (142654279).

2690170841 is a wasteful number, since it uses less digits than its factorization.

2690170841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53335.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 2690170841 is about 51866.8568644756. The cubic root of 2690170841 is about 1390.7848578901.

The spelling of 2690170841 in words is "two billion, six hundred ninety million, one hundred seventy thousand, eight hundred forty-one".

Divisors: 1 19 2803 50513 53257 959747 141587939 2690170841