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14138464870 = 251974412973
BaseRepresentation
bin11010010101011011…
…11101101001100110
31100111100000102200001
431022231331221212
5212423421333440
610254540211514
71010235653125
oct151255755146
940440012601
1014138464870
115aa5881a12
1228a6b39b9a
1314441cc55a
14981a3babc
1557b384b9a
hex34ab7da66

14138464870 has 16 divisors (see below), whose sum is σ = 26788670640. Its totient is φ = 5357733984.

The previous prime is 14138464867. The next prime is 14138464871. The reversal of 14138464870 is 7846483141.

It is a self number, because there is not a number n which added to its sum of digits gives 14138464870.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14138464871) 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, 37206297 + ... + 37206676.

It is an arithmetic number, because the mean of its divisors is an integer number (1674291915).

Almost surely, 214138464870 is an apocalyptic number.

14138464870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14138464870 is a deficient number, since it is larger than the sum of its proper divisors (12650205770).

14138464870 is a wasteful number, since it uses less digits than its factorization.

14138464870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74412999.

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 14138464870 in words is "fourteen billion, one hundred thirty-eight million, four hundred sixty-four thousand, eight hundred seventy".

Divisors: 1 2 5 10 19 38 95 190 74412973 148825946 372064865 744129730 1413846487 2827692974 7069232435 14138464870