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68888214201 = 322962738067
BaseRepresentation
bin100000000101000001…
…1101011101010111001
320120210221022212110210
41000022003223222321
52112040340323301
651351413301333
74656054105432
oct1001203535271
9216727285423
1068888214201
1127240667a34
1211426634849
13665accb331
1434970ca489
151bd2becad6
hex100a0ebab9

68888214201 has 4 divisors (see below), whose sum is σ = 91850952272. Its totient is φ = 45925476132.

The previous prime is 68888214179. The next prime is 68888214217. The reversal of 68888214201 is 10241288886.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 68888214201 - 26 = 68888214137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68888214271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11481369031 + ... + 11481369036.

It is an arithmetic number, because the mean of its divisors is an integer number (22962738068).

Almost surely, 268888214201 is an apocalyptic number.

It is an amenable number.

68888214201 is a deficient number, since it is larger than the sum of its proper divisors (22962738071).

68888214201 is a wasteful number, since it uses less digits than its factorization.

68888214201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22962738070.

The product of its (nonzero) digits is 393216, while the sum is 48.

The spelling of 68888214201 in words is "sixty-eight billion, eight hundred eighty-eight million, two hundred fourteen thousand, two hundred one".

Divisors: 1 3 22962738067 68888214201