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535142973 = 3991180001
BaseRepresentation
bin11111111001011…
…010001000111101
31101021222002011010
4133321122020331
52043444033343
6125033545433
716155432411
oct3771321075
91337862133
10535142973
1125508a922
1212b275279
1386b3ac61
1451102d41
1531eaad33
hex1fe5a23d

535142973 has 8 divisors (see below), whose sum is σ = 714247936. Its totient is φ = 356400000.

The previous prime is 535142969. The next prime is 535142977. The reversal of 535142973 is 379241535.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (535142969) and next prime (535142977).

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

It is not a de Polignac number, because 535142973 - 22 = 535142969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535142977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87028 + ... + 92973.

It is an arithmetic number, because the mean of its divisors is an integer number (89280992).

Almost surely, 2535142973 is an apocalyptic number.

It is an amenable number.

535142973 is a deficient number, since it is larger than the sum of its proper divisors (179104963).

535142973 is a wasteful number, since it uses less digits than its factorization.

535142973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180995.

The product of its digits is 113400, while the sum is 39.

The square root of 535142973 is about 23133.1574368913. The cubic root of 535142973 is about 811.8764467993.

The spelling of 535142973 in words is "five hundred thirty-five million, one hundred forty-two thousand, nine hundred seventy-three".

Divisors: 1 3 991 2973 180001 540003 178380991 535142973