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106870351 = 723432359
BaseRepresentation
bin1100101111010…
…11011001001111
321110002120120011
412113223121033
5204324322401
614334334051
72435245240
oct627533117
9243076504
10106870351
1155364305
122b95a327
13191aa9c3
141029ccc7
1595b0451
hex65eb64f

106870351 has 24 divisors (see below), whose sum is σ = 130844160. Its totient is φ = 85344336.

The previous prime is 106870327. The next prime is 106870409. The reversal of 106870351 is 153078601.

It is not a de Polignac number, because 106870351 - 27 = 106870223 is a prime.

It is a super-2 number, since 2×1068703512 = 22842543845726402, which contains 22 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 (106870651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297510 + ... + 297868.

It is an arithmetic number, because the mean of its divisors is an integer number (5451840).

Almost surely, 2106870351 is an apocalyptic number.

106870351 is a deficient number, since it is larger than the sum of its proper divisors (23973809).

106870351 is an equidigital number, since it uses as much as digits as its factorization.

106870351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 106870351 is about 10337.8117123500. The cubic root of 106870351 is about 474.5541167597.

The spelling of 106870351 in words is "one hundred six million, eight hundred seventy thousand, three hundred fifty-one".

Divisors: 1 7 23 43 161 301 359 989 1849 2513 6923 8257 12943 15437 42527 57799 108059 297689 355051 663791 2485357 4646537 15267193 106870351