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31053794 = 279196543
BaseRepresentation
bin111011001110…
…1011111100010
32011102200210112
41312131133202
530422210134
63025331322
7524644562
oct166353742
964380715
1031053794
11165901a2
12a496b42
136583835
1441a4da2
152ad61ce
hex1d9d7e2

31053794 has 8 divisors (see below), whose sum is σ = 47170560. Its totient is φ = 15330276.

The previous prime is 31053787. The next prime is 31053797. The reversal of 31053794 is 49735013.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 31053794.

It is not an unprimeable number, because it can be changed into a prime (31053797) 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, 98114 + ... + 98429.

It is an arithmetic number, because the mean of its divisors is an integer number (5896320).

Almost surely, 231053794 is an apocalyptic number.

31053794 is a deficient number, since it is larger than the sum of its proper divisors (16116766).

31053794 is a wasteful number, since it uses less digits than its factorization.

31053794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196624.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 31053794 is about 5572.5931127259. The cubic root of 31053794 is about 314.3196671505.

The spelling of 31053794 in words is "thirty-one million, fifty-three thousand, seven hundred ninety-four".

Divisors: 1 2 79 158 196543 393086 15526897 31053794