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13955073 = 311422881
BaseRepresentation
bin110101001111…
…000000000001
3222020222202120
4311033000001
512033030243
61215034453
7226421226
oct65170001
928228676
1013955073
117971720
12480ba29
132b77b52
141bd394d
151359c83
hexd4f001

13955073 has 8 divisors (see below), whose sum is σ = 20298336. Its totient is φ = 8457600.

The previous prime is 13955057. The next prime is 13955083. The reversal of 13955073 is 37055931.

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

It is not a de Polignac number, because 13955073 - 24 = 13955057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 422881 = 13955073 / (1 + 3 + 9 + 5 + 5 + 0 + 7 + 3).

It is not an unprimeable number, because it can be changed into a prime (13955023) 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, 211408 + ... + 211473.

It is an arithmetic number, because the mean of its divisors is an integer number (2537292).

It is a Proth number, since it is equal to 3407 ⋅ 212 + 1 and 3407 < 212.

Almost surely, 213955073 is an apocalyptic number.

It is an amenable number.

13955073 is a deficient number, since it is larger than the sum of its proper divisors (6343263).

13955073 is a wasteful number, since it uses less digits than its factorization.

13955073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422895.

The product of its (nonzero) digits is 14175, while the sum is 33.

The square root of 13955073 is about 3735.6489396088. The cubic root of 13955073 is about 240.7561395246.

The spelling of 13955073 in words is "thirteen million, nine hundred fifty-five thousand, seventy-three".

Divisors: 1 3 11 33 422881 1268643 4651691 13955073