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103997383768887 = 377962686789493
BaseRepresentation
bin10111101001010111000111…
…000111011111101100110111
3111122020001102111002220211020
4113221113013013133230313
5102112343120221101022
61005103423305512223
730622364055433410
oct2751270707375467
9448201374086736
10103997383768887
1130156051a27674
12b7b74814a2673
134604bacc0791b
141b977008c6807
15c05325c4035c
hex5e95c71dfb37

103997383768887 has 16 divisors (see below), whose sum is σ = 160478181104640. Its totient is φ = 58674834964512.

The previous prime is 103997383768829. The next prime is 103997383768991. The reversal of 103997383768887 is 788867383799301.

It is not a de Polignac number, because 103997383768887 - 28 = 103997383768631 is a prime.

It is a super-2 number, since 2×1039973837688872 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103997383768387) 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, 31343393088 + ... + 31343396405.

It is an arithmetic number, because the mean of its divisors is an integer number (10029886319040).

Almost surely, 2103997383768887 is an apocalyptic number.

103997383768887 is a deficient number, since it is larger than the sum of its proper divisors (56480797335753).

103997383768887 is an equidigital number, since it uses as much as digits as its factorization.

103997383768887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62686789582.

The product of its (nonzero) digits is 18435465216, while the sum is 87.

The spelling of 103997383768887 in words is "one hundred three trillion, nine hundred ninety-seven billion, three hundred eighty-three million, seven hundred sixty-eight thousand, eight hundred eighty-seven".

Divisors: 1 3 7 21 79 237 553 1659 62686789493 188060368479 438807526451 1316422579353 4952256369947 14856769109841 34665794589629 103997383768887