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13420953598 = 2133131649171
BaseRepresentation
bin11000111111111001…
…10111111111111110
31021122022220002020111
430133330313333332
5204441231003343
610055425340234
7653404136413
oct143774677776
937568802214
1013420953598
115767862098
12272679767a
13135b66b780
1491462610a
155383a3c9d
hex31ff37ffe

13420953598 has 16 divisors (see below), whose sum is σ = 21749280336. Its totient is φ = 6174492480.

The previous prime is 13420953521. The next prime is 13420953599. The reversal of 13420953598 is 89535902431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13420953599) 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, 816448 + ... + 832723.

It is an arithmetic number, because the mean of its divisors is an integer number (1359330021).

Almost surely, 213420953598 is an apocalyptic number.

13420953598 is a deficient number, since it is larger than the sum of its proper divisors (8328326738).

13420953598 is a wasteful number, since it uses less digits than its factorization.

13420953598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649499.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 13420953598 in words is "thirteen billion, four hundred twenty million, nine hundred fifty-three thousand, five hundred ninety-eight".

Divisors: 1 2 13 26 313 626 4069 8138 1649171 3298342 21439223 42878446 516190523 1032381046 6710476799 13420953598