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530155377 = 32443132971
BaseRepresentation
bin11111100110011…
…000011101110001
31100221120200110100
4133212120131301
52041204433002
6124335023013
716065150333
oct3746303561
91327520410
10530155377
11252293644
1212966aa69
1385ab2a0b
14505a5453
153182311c
hex1f998771

530155377 has 12 divisors (see below), whose sum is σ = 767514384. Its totient is φ = 352636440.

The previous prime is 530155357. The next prime is 530155391. The reversal of 530155377 is 773551035.

It is a happy number.

530155377 is a `hidden beast` number, since 5 + 30 + 1 + 553 + 77 = 666.

It is not a de Polignac number, because 530155377 - 214 = 530138993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530155337) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 62499 + ... + 70472.

It is an arithmetic number, because the mean of its divisors is an integer number (63959532).

Almost surely, 2530155377 is an apocalyptic number.

It is an amenable number.

530155377 is a deficient number, since it is larger than the sum of its proper divisors (237359007).

530155377 is a wasteful number, since it uses less digits than its factorization.

530155377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133420 (or 133417 counting only the distinct ones).

The product of its (nonzero) digits is 55125, while the sum is 36.

The square root of 530155377 is about 23025.1031919512. The cubic root of 530155377 is about 809.3463084436.

The spelling of 530155377 in words is "five hundred thirty million, one hundred fifty-five thousand, three hundred seventy-seven".

Divisors: 1 3 9 443 1329 3987 132971 398913 1196739 58906153 176718459 530155377