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13054122155 = 52610824431
BaseRepresentation
bin11000010100001011…
…00001100010101011
31020200202122010002202
430022011201202223
5203213323402110
65555203050415
7641331131114
oct141205414253
936622563082
1013054122155
115599791208
122643970a0b
131300671449
148bba1720b
155160930a5
hex30a1618ab

13054122155 has 4 divisors (see below), whose sum is σ = 15664946592. Its totient is φ = 10443297720.

The previous prime is 13054122149. The next prime is 13054122161. The reversal of 13054122155 is 55122145031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55122145031 = 320917177359.

It is an interprime number because it is at equal distance from previous prime (13054122149) and next prime (13054122161).

It is not a de Polignac number, because 13054122155 - 216 = 13054056619 is a prime.

It is a Duffinian 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, 1305412211 + ... + 1305412220.

It is an arithmetic number, because the mean of its divisors is an integer number (3916236648).

Almost surely, 213054122155 is an apocalyptic number.

13054122155 is a deficient number, since it is larger than the sum of its proper divisors (2610824437).

13054122155 is an equidigital number, since it uses as much as digits as its factorization.

13054122155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610824436.

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 13054122155 its reverse (55122145031), we get a palindrome (68176267186).

The spelling of 13054122155 in words is "thirteen billion, fifty-four million, one hundred twenty-two thousand, one hundred fifty-five".

Divisors: 1 5 2610824431 13054122155