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10230054531 = 315721719861
BaseRepresentation
bin10011000011100001…
…00011111010000011
3222101221122121121120
421201300203322003
5131422343221111
64411041323323
7511340012604
oct114160437203
928357577546
1010230054531
11437a665424
121b96036543
13c70568508
146d0929dab
153ed1a2406
hex261c23e83

10230054531 has 8 divisors (see below), whose sum is σ = 13726952784. Its totient is φ = 6776596320.

The previous prime is 10230054503. The next prime is 10230054539. The reversal of 10230054531 is 13545003201.

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

It is not a de Polignac number, because 10230054531 - 233 = 1640119939 is a prime.

It is a super-2 number, since 2×102300545312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10230054539) 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, 10859460 + ... + 10860401.

It is an arithmetic number, because the mean of its divisors is an integer number (1715869098).

Almost surely, 210230054531 is an apocalyptic number.

10230054531 is a deficient number, since it is larger than the sum of its proper divisors (3496898253).

10230054531 is a wasteful number, since it uses less digits than its factorization.

10230054531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21720021.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 10230054531 its reverse (13545003201), we get a palindrome (23775057732).

The spelling of 10230054531 in words is "ten billion, two hundred thirty million, fifty-four thousand, five hundred thirty-one".

Divisors: 1 3 157 471 21719861 65159583 3410018177 10230054531