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68248613037 = 3112068139789
BaseRepresentation
bin111111100011111011…
…110011000010101101
320112011100210202121210
4333203323303002231
52104233121104122
651204124345033
74634156432133
oct774373630255
9215140722553
1068248613037
1126a42621130
12112883a5179
1365886485c7
143436195753
151b969ab40c
hexfe3ef30ad

68248613037 has 8 divisors (see below), whose sum is σ = 99270709920. Its totient is φ = 41362795760.

The previous prime is 68248612933. The next prime is 68248613047. The reversal of 68248613037 is 73031684286.

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

It is not a de Polignac number, because 68248613037 - 216 = 68248547501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68248613047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034069862 + ... + 1034069927.

It is an arithmetic number, because the mean of its divisors is an integer number (12408838740).

Almost surely, 268248613037 is an apocalyptic number.

It is an amenable number.

68248613037 is a deficient number, since it is larger than the sum of its proper divisors (31022096883).

68248613037 is a wasteful number, since it uses less digits than its factorization.

68248613037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068139803.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 68248613037 in words is "sixty-eight billion, two hundred forty-eight million, six hundred thirteen thousand, thirty-seven".

Divisors: 1 3 11 33 2068139789 6204419367 22749537679 68248613037