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13155562054 = 219087344621
BaseRepresentation
bin11000100000010000…
…11111001001000110
31020221211111210111001
430100020133021012
5203420310441204
610013225203514
7644002301215
oct142010371106
936854453431
1013155562054
115640a76538
12267193059a
13131869a45b
148cb2a107c
1551ee2e4a4
hex31021f246

13155562054 has 8 divisors (see below), whose sum is σ = 19734434208. Its totient is φ = 6577417320.

The previous prime is 13155562051. The next prime is 13155562061. The reversal of 13155562054 is 45026555131.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13155562051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134137 + ... + 210484.

It is an arithmetic number, because the mean of its divisors is an integer number (2466804276).

Almost surely, 213155562054 is an apocalyptic number.

13155562054 is a deficient number, since it is larger than the sum of its proper divisors (6578872154).

13155562054 is a wasteful number, since it uses less digits than its factorization.

13155562054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363710.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 13155562054 in words is "thirteen billion, one hundred fifty-five million, five hundred sixty-two thousand, fifty-four".

Divisors: 1 2 19087 38174 344621 689242 6577781027 13155562054