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2031132055 = 51972062063
BaseRepresentation
bin111100100010000…
…1001110110010111
312020112221012101011
41321010021312113
513124432211210
6533314113051
7101222223541
oct17104116627
95215835334
102031132055
11952580637
1248827b787
13264a576b4
14153a80691
15bd4b1d8a
hex79109d97

2031132055 has 8 divisors (see below), whose sum is σ = 2449732032. Its totient is φ = 1616656608.

The previous prime is 2031132049. The next prime is 2031132083. The reversal of 2031132055 is 5502311302.

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 2031132055 - 213 = 2031123863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030047 + ... + 1032016.

It is an arithmetic number, because the mean of its divisors is an integer number (306216504).

Almost surely, 22031132055 is an apocalyptic number.

2031132055 is a deficient number, since it is larger than the sum of its proper divisors (418599977).

2031132055 is a wasteful number, since it uses less digits than its factorization.

2031132055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062265.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2031132055 is about 45068.0824420121. The cubic root of 2031132055 is about 1266.4247420780.

Adding to 2031132055 its reverse (5502311302), we get a palindrome (7533443357).

The spelling of 2031132055 in words is "two billion, thirty-one million, one hundred thirty-two thousand, fifty-five".

Divisors: 1 5 197 985 2062063 10310315 406226411 2031132055