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389058033 = 37131425121
BaseRepresentation
bin10111001100001…
…000110111110001
31000010002012021210
4113030020313301
51244044324113
6102334510333
712432636660
oct2714106761
91003065253
10389058033
1118a682071
12aa3653a9
13627b0070
1439956dd7
15242516c3
hex17308df1

389058033 has 16 divisors (see below), whose sum is σ = 638454656. Its totient is φ = 205217280.

The previous prime is 389058031. The next prime is 389058049. The reversal of 389058033 is 330850983.

It is not a de Polignac number, because 389058033 - 21 = 389058031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 389057982 and 389058000.

It is not an unprimeable number, because it can be changed into a prime (389058031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712288 + ... + 712833.

It is an arithmetic number, because the mean of its divisors is an integer number (39903416).

Almost surely, 2389058033 is an apocalyptic number.

It is an amenable number.

389058033 is a deficient number, since it is larger than the sum of its proper divisors (249396623).

389058033 is a wasteful number, since it uses less digits than its factorization.

389058033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425144.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 389058033 is about 19724.5540634003. The cubic root of 389058033 is about 730.0256655766.

The spelling of 389058033 in words is "three hundred eighty-nine million, fifty-eight thousand, thirty-three".

Divisors: 1 3 7 13 21 39 91 273 1425121 4275363 9975847 18526573 29927541 55579719 129686011 389058033