Search a number
-
+
101871741 = 3228114887
BaseRepresentation
bin1100001001001…
…11000001111101
321002200121202110
412010213001331
5202034343431
614035244233
72344616106
oct604470175
9232617673
10101871741
115255a824
122a149679
131814a74a
14d75b3ad
158e24346
hex612707d

101871741 has 8 divisors (see below), whose sum is σ = 135897664. Its totient is φ = 67880160.

The previous prime is 101871739. The next prime is 101871779. The reversal of 101871741 is 147178101.

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

It is not a de Polignac number, because 101871741 - 21 = 101871739 is a prime.

It is a super-2 number, since 2×1018717412 = 20755703228742162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101871699 and 101871708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101871041) 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 7 ways as a sum of consecutive naturals, for example, 601 + ... + 14286.

It is an arithmetic number, because the mean of its divisors is an integer number (16987208).

Almost surely, 2101871741 is an apocalyptic number.

It is an amenable number.

101871741 is a deficient number, since it is larger than the sum of its proper divisors (34025923).

101871741 is a wasteful number, since it uses less digits than its factorization.

101871741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17171.

The product of its (nonzero) digits is 1568, while the sum is 30.

The square root of 101871741 is about 10093.1531743058. The cubic root of 101871741 is about 467.0369514082.

The spelling of 101871741 in words is "one hundred one million, eight hundred seventy-one thousand, seven hundred forty-one".

Divisors: 1 3 2281 6843 14887 44661 33957247 101871741