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14538410840 = 235363460271
BaseRepresentation
bin11011000101000111…
…01000101101011000
31101112012120210101202
431202203220231120
5214233313121330
610402344333332
71023163311302
oct154243505530
941465523352
1014538410840
116190610278
122998a74248
1314a9022385
149bcbca972
155a1537445
hex3628e8b58

14538410840 has 16 divisors (see below), whose sum is σ = 32711424480. Its totient is φ = 5815364320.

The previous prime is 14538410833. The next prime is 14538410987. The reversal of 14538410840 is 4801483541.

It is a super-2 number, since 2×145384108402 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14538410794 and 14538410803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181730096 + ... + 181730175.

It is an arithmetic number, because the mean of its divisors is an integer number (2044464030).

Almost surely, 214538410840 is an apocalyptic number.

14538410840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14538410840 is an abundant number, since it is smaller than the sum of its proper divisors (18173013640).

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

14538410840 is a wasteful number, since it uses less digits than its factorization.

14538410840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363460282 (or 363460278 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 14538410840 in words is "fourteen billion, five hundred thirty-eight million, four hundred ten thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 20 40 363460271 726920542 1453841084 1817301355 2907682168 3634602710 7269205420 14538410840