Search a number
-
+
104150431 = 7211199971
BaseRepresentation
bin1100011010100…
…11010110011111
321020222101112101
412031103112133
5203130303211
614200145531
72403156400
oct615232637
9236871471
10104150431
1153876840
122aa682a7
1318767998
14db919a7
1592245c1
hex635359f

104150431 has 24 divisors (see below), whose sum is σ = 132969600. Its totient is φ = 80665200.

The previous prime is 104150413. The next prime is 104150467. The reversal of 104150431 is 134051401.

It is not a de Polignac number, because 104150431 - 29 = 104149919 is a prime.

It is a super-2 number, since 2×1041504312 = 21694624554971522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104150399 and 104150408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104150401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106776 + ... + 107746.

It is an arithmetic number, because the mean of its divisors is an integer number (5540400).

Almost surely, 2104150431 is an apocalyptic number.

104150431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104150431 is a deficient number, since it is larger than the sum of its proper divisors (28819169).

104150431 is a wasteful number, since it uses less digits than its factorization.

104150431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 104150431 is about 10205.4118486223. The cubic root of 104150431 is about 470.4935678147.

The spelling of 104150431 in words is "one hundred four million, one hundred fifty thousand, four hundred thirty-one".

Divisors: 1 7 11 49 77 199 539 971 1393 2189 6797 9751 10681 15323 47579 74767 107261 193229 523369 1352603 2125519 9468221 14878633 104150431