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32980842049 = 83401395449
BaseRepresentation
bin11110101101110011…
…111011011001000001
310011010111021100221111
4132231303323121001
51020021043421144
623052353523321
72245203350311
oct365563733101
9104114240844
1032980842049
1112a94909861
126485273541
133157acc56c
14184c2a5441
15cd0686534
hex7adcfb641

32980842049 has 4 divisors (see below), whose sum is σ = 32981320900. Its totient is φ = 32980363200.

The previous prime is 32980841989. The next prime is 32980842053. The reversal of 32980842049 is 94024808923.

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 19439330625 + 13541511424 = 139425^2 + 116368^2 .

It is a cyclic number.

It is not a de Polignac number, because 32980842049 - 211 = 32980840001 is a prime.

It is a super-2 number, since 2×329808420492 (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 = 32980841993 and 32980842011.

It is not an unprimeable number, because it can be changed into a prime (32980842149) 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, 114324 + ... + 281125.

It is an arithmetic number, because the mean of its divisors is an integer number (8245330225).

Almost surely, 232980842049 is an apocalyptic number.

It is an amenable number.

32980842049 is a deficient number, since it is larger than the sum of its proper divisors (478851).

32980842049 is an equidigital number, since it uses as much as digits as its factorization.

32980842049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478850.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 32980842049 in words is "thirty-two billion, nine hundred eighty million, eight hundred forty-two thousand, forty-nine".

Divisors: 1 83401 395449 32980842049