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531434052415 = 5719803999409
BaseRepresentation
bin1111011101110111111…
…00000001101100111111
31212210201112221000201001
413232323330001230333
532201334104134130
61044045404031131
753252300625130
oct7567374015477
91783645830631
10531434052415
1119541a739312
1286bb42324a7
133b163654ca6
141ba15cc5c87
15dc555cb6ca
hex7bbbf01b3f

531434052415 has 32 divisors (see below), whose sum is σ = 767286144000. Its totient is φ = 345185929728.

The previous prime is 531434052407. The next prime is 531434052433. The reversal of 531434052415 is 514250434135.

It is not a de Polignac number, because 531434052415 - 23 = 531434052407 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5296231 + ... + 5395639.

It is an arithmetic number, because the mean of its divisors is an integer number (23977692000).

Almost surely, 2531434052415 is an apocalyptic number.

531434052415 is a deficient number, since it is larger than the sum of its proper divisors (235852091585).

531434052415 is a wasteful number, since it uses less digits than its factorization.

531434052415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107479.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 531434052415 in words is "five hundred thirty-one billion, four hundred thirty-four million, fifty-two thousand, four hundred fifteen".

Divisors: 1 5 7 19 35 95 133 665 8039 40195 56273 99409 152741 281365 497045 695863 763705 1069187 1888771 3479315 5345935 9443855 13221397 66106985 799148951 3995744755 5594042657 15183830069 27970213285 75919150345 106286810483 531434052415