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530953948 = 22718962641
BaseRepresentation
bin11111101001011…
…011011011011100
31101000002020220001
4133221123123130
52041411011243
6124404104044
716105014460
oct3751333334
91330066801
10530953948
11252789618
12129995024
1386002345
14507324a0
153192ea4d
hex1fa5b6dc

530953948 has 12 divisors (see below), whose sum is σ = 1061907952. Its totient is φ = 227551680.

The previous prime is 530953897. The next prime is 530953949. The reversal of 530953948 is 849359035.

It is a happy number.

530953948 is an admirable number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 530953898 and 530953907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530953949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9481293 + ... + 9481348.

Almost surely, 2530953948 is an apocalyptic number.

It is an amenable number.

530953948 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530953948 is a wasteful number, since it uses less digits than its factorization.

530953948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18962652 (or 18962650 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 530953948 is about 23042.4379786515. The cubic root of 530953948 is about 809.7524763166.

The spelling of 530953948 in words is "five hundred thirty million, nine hundred fifty-three thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 14 28 18962641 37925282 75850564 132738487 265476974 530953948