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13955029 = 116431973
BaseRepresentation
bin110101001110…
…111111010101
3222020222200221
4311032333111
512033030104
61215034341
7226421134
oct65167725
928228627
1013955029
117971690
12480b9b1
132b77b1a
141bd391b
151359c54
hexd4efd5

13955029 has 8 divisors (see below), whose sum is σ = 15255072. Its totient is φ = 12660240.

The previous prime is 13955027. The next prime is 13955057. The reversal of 13955029 is 92055931.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13955029 - 21 = 13955027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13954985 and 13955003.

It is a congruent number.

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, 6087 + ... + 8059.

It is an arithmetic number, because the mean of its divisors is an integer number (1906884).

Almost surely, 213955029 is an apocalyptic number.

It is an amenable number.

13955029 is a deficient number, since it is larger than the sum of its proper divisors (1300043).

13955029 is a wasteful number, since it uses less digits than its factorization.

13955029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 13955029 is about 3735.6430503998. The cubic root of 13955029 is about 240.7558864916.

The spelling of 13955029 in words is "thirteen million, nine hundred fifty-five thousand, twenty-nine".

Divisors: 1 11 643 1973 7073 21703 1268639 13955029