Search a number
-
+
31055674 = 2131194449
BaseRepresentation
bin111011001110…
…1111100111010
32011102210101011
41312131330322
530422240144
63025344134
7524653216
oct166357472
964383334
1031055674
1116591651
12a49804a
136584650
1441a5946
152ad6a34
hex1d9df3a

31055674 has 8 divisors (see below), whose sum is σ = 50166900. Its totient is φ = 14333376.

The previous prime is 31055669. The next prime is 31055693. The reversal of 31055674 is 47655013.

It can be written as a sum of positive squares in 2 ways, for example, as 24930049 + 6125625 = 4993^2 + 2475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 597199 + ... + 597250.

Almost surely, 231055674 is an apocalyptic number.

31055674 is a deficient number, since it is larger than the sum of its proper divisors (19111226).

31055674 is a wasteful number, since it uses less digits than its factorization.

31055674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194464.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 31055674 is about 5572.7617928636. The cubic root of 31055674 is about 314.3260100045.

The spelling of 31055674 in words is "thirty-one million, fifty-five thousand, six hundred seventy-four".

Divisors: 1 2 13 26 1194449 2388898 15527837 31055674