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107169049 = 1323335381
BaseRepresentation
bin1100110001101…
…00010100011001
321110122202022001
412120310110121
5204413402144
614345001001
72440631131
oct630642431
9243582261
10107169049
1155548769
122ba83161
1319283950
1410339ac1
15961dbd4
hex6634519

107169049 has 8 divisors (see below), whose sum is σ = 115911432. Its totient is φ = 98497920.

The previous prime is 107169031. The next prime is 107169053. The reversal of 107169049 is 940961701.

It can be written as a sum of positive squares in 4 ways, for example, as 6528025 + 100641024 = 2555^2 + 10032^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 107169049 - 25 = 107169017 is a prime.

It is a super-2 number, since 2×1071690492 = 22970410127128802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 107168999 and 107169017.

It is not an unprimeable number, because it can be changed into a prime (107169059) 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, 14662 + ... + 20719.

It is an arithmetic number, because the mean of its divisors is an integer number (14488929).

Almost surely, 2107169049 is an apocalyptic number.

It is an amenable number.

107169049 is a deficient number, since it is larger than the sum of its proper divisors (8742383).

107169049 is a wasteful number, since it uses less digits than its factorization.

107169049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35627.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 107169049 is about 10352.2484997222. The cubic root of 107169049 is about 474.9958248941.

The spelling of 107169049 in words is "one hundred seven million, one hundred sixty-nine thousand, forty-nine".

Divisors: 1 13 233 3029 35381 459953 8243773 107169049