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35107381 = 199176419
BaseRepresentation
bin1000010111101…
…1001000110101
32110001122021101
42011323020311
532441414011
63252250101
7604256611
oct205731065
973048241
1035107381
11188a9771
12b910931
1373728ca
14493c341
1531372c1
hex217b235

35107381 has 4 divisors (see below), whose sum is σ = 35284000. Its totient is φ = 34930764.

The previous prime is 35107367. The next prime is 35107403. The reversal of 35107381 is 18370153.

35107381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 18370153 = 103178351.

It is a 4-Lehmer number, since φ(35107381) divides (35107381-1)4.

It is a cyclic number.

It is not a de Polignac number, because 35107381 - 213 = 35099189 is a prime.

It is a super-2 number, since 2×351073812 = 2465056401358322, 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 (35107181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88011 + ... + 88408.

It is an arithmetic number, because the mean of its divisors is an integer number (8821000).

Almost surely, 235107381 is an apocalyptic number.

It is an amenable number.

35107381 is a deficient number, since it is larger than the sum of its proper divisors (176619).

35107381 is a wasteful number, since it uses less digits than its factorization.

35107381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176618.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 35107381 is about 5925.1481838010. The cubic root of 35107381 is about 327.4408136542.

It can be divided in two parts, 35 and 107381, that added together give a triangular number (107416 = T463).

The spelling of 35107381 in words is "thirty-five million, one hundred seven thousand, three hundred eighty-one".

Divisors: 1 199 176419 35107381