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10434772531 = 20407511333
BaseRepresentation
bin10011011011111010…
…11111111000110011
3222221012212100220201
421231331133320303
5132332300210111
64443233220031
7516404050231
oct115575377063
928835770821
1010434772531
114475180057
122032701617
13ca3ab5121
1470dbb9951
1541113e6c1
hex26df5fe33

10434772531 has 4 divisors (see below), whose sum is σ = 10435304272. Its totient is φ = 10434240792.

The previous prime is 10434772519. The next prime is 10434772589. The reversal of 10434772531 is 13527743401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13527743401 = 41329944961.

It is a cyclic number.

It is not a de Polignac number, because 10434772531 - 231 = 8287288883 is a prime.

It is a super-2 number, since 2×104347725312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10434772511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235260 + ... + 276073.

It is an arithmetic number, because the mean of its divisors is an integer number (2608826068).

Almost surely, 210434772531 is an apocalyptic number.

10434772531 is a deficient number, since it is larger than the sum of its proper divisors (531741).

10434772531 is an equidigital number, since it uses as much as digits as its factorization.

10434772531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531740.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 10434772531 in words is "ten billion, four hundred thirty-four million, seven hundred seventy-two thousand, five hundred thirty-one".

Divisors: 1 20407 511333 10434772531