Search a number
-
+
55068003105 = 354385376749
BaseRepresentation
bin110011010010010011…
…110000101100100001
312021010210011101220120
4303102103300230201
51400234402044410
641144202230453
73656431206003
oct632223605441
9167123141816
1055068003105
11213994a7875
12a80a1b5429
135267a1b22b
142945854373
151674780570
hexcd24f0b21

55068003105 has 16 divisors (see below), whose sum is σ = 90157848000. Its totient is φ = 28686587328.

The previous prime is 55068003101. The next prime is 55068003139. The reversal of 55068003105 is 50130086055.

It is not a de Polignac number, because 55068003105 - 22 = 55068003101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55068003101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42687730 + ... + 42689019.

It is an arithmetic number, because the mean of its divisors is an integer number (5634865500).

Almost surely, 255068003105 is an apocalyptic number.

It is an amenable number.

55068003105 is a deficient number, since it is larger than the sum of its proper divisors (35089844895).

55068003105 is a wasteful number, since it uses less digits than its factorization.

55068003105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85376800.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 55068003105 in words is "fifty-five billion, sixty-eight million, three thousand, one hundred five".

Divisors: 1 3 5 15 43 129 215 645 85376749 256130247 426883745 1280651235 3671200207 11013600621 18356001035 55068003105