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6850158155953 = 719199637257993
BaseRepresentation
bin110001110101110110100…
…1111100101100010110001
3220020212110022002121200121
41203223231033211202301
51344213110441442303
622322530314450241
71304623206415060
oct143535517454261
926225408077617
106850158155953
1122011547720a2
12927734133981
133a8c75a72498
141997998941d7
15bd2c59609bd
hex63aed3e58b1

6850158155953 has 16 divisors (see below), whose sum is σ = 8240864987520. Its totient is φ = 5562485018496.

The previous prime is 6850158155941. The next prime is 6850158155957. The reversal of 6850158155953 is 3595518510586.

It is not a de Polignac number, because 6850158155953 - 29 = 6850158155441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6850158155891 and 6850158155900.

It is not an unprimeable number, because it can be changed into a prime (6850158155957) 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, 26422725 + ... + 26680717.

It is an arithmetic number, because the mean of its divisors is an integer number (515054061720).

Almost surely, 26850158155953 is an apocalyptic number.

It is an amenable number.

6850158155953 is a deficient number, since it is larger than the sum of its proper divisors (1390706831567).

6850158155953 is a wasteful number, since it uses less digits than its factorization.

6850158155953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457656.

The product of its (nonzero) digits is 32400000, while the sum is 61.

The spelling of 6850158155953 in words is "six trillion, eight hundred fifty billion, one hundred fifty-eight million, one hundred fifty-five thousand, nine hundred fifty-three".

Divisors: 1 7 19 133 199637 257993 1397459 1805951 3793103 4901867 26551721 34313069 51504948541 360534639787 978594022279 6850158155953