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88826031157 = 116376376639
BaseRepresentation
bin101001010111001110…
…0011010110000110101
322111021102211220121211
41102232130122300311
52423403430444112
6104450042041421
76263122543603
oct1225634326065
9274242756554
1088826031157
1134741a84a06
121526b7a9271
1384b7843466
144429026873
15249d2840a7
hex14ae71ac35

88826031157 has 4 divisors (see below), whose sum is σ = 88902408960. Its totient is φ = 88749653356.

The previous prime is 88826031097. The next prime is 88826031163. The reversal of 88826031157 is 75113062888.

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 a cyclic number.

It is not a de Polignac number, because 88826031157 - 215 = 88825998389 is a prime.

It is a super-2 number, since 2×888260311572 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88826031157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88826071157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38187157 + ... + 38189482.

It is an arithmetic number, because the mean of its divisors is an integer number (22225602240).

Almost surely, 288826031157 is an apocalyptic number.

It is an amenable number.

88826031157 is a deficient number, since it is larger than the sum of its proper divisors (76377803).

88826031157 is a wasteful number, since it uses less digits than its factorization.

88826031157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76377802.

The product of its (nonzero) digits is 645120, while the sum is 49.

The spelling of 88826031157 in words is "eighty-eight billion, eight hundred twenty-six million, thirty-one thousand, one hundred fifty-seven".

Divisors: 1 1163 76376639 88826031157