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109020280351 = 434753943731
BaseRepresentation
bin110010110001000011…
…1010111011000011111
3101102101210220001200011
41211202013113120133
53241233142432401
6122025550544051
710606424043643
oct1454207273037
9342353801604
10109020280351
1142265119254
1219166808027
13a385540938
1453c3034c23
152c810c0451
hex19621d761f

109020280351 has 8 divisors (see below), whose sum is σ = 113929161984. Its totient is φ = 104219286360.

The previous prime is 109020280283. The next prime is 109020280357. The reversal of 109020280351 is 153082020901.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-109020280351 is a prime.

It is a super-3 number, since 3×1090202803513 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109020280357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26969845 + ... + 26973886.

It is an arithmetic number, because the mean of its divisors is an integer number (14241145248).

Almost surely, 2109020280351 is an apocalyptic number.

109020280351 is a deficient number, since it is larger than the sum of its proper divisors (4908881633).

109020280351 is an equidigital number, since it uses as much as digits as its factorization.

109020280351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53943821.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 109020280351 in words is "one hundred nine billion, twenty million, two hundred eighty thousand, three hundred fifty-one".

Divisors: 1 43 47 2021 53943731 2319580433 2535355357 109020280351