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103010131 = 714715733
BaseRepresentation
bin1100010001111…
…00111101010011
321011211110100001
412020330331103
5202332311011
614115510431
72360400040
oct610747523
9234743301
10103010131
1153168044
122a5b8417
1318458953
14d9761c7
15909b7c1
hex623cf53

103010131 has 4 divisors (see below), whose sum is σ = 117725872. Its totient is φ = 88294392.

The previous prime is 103010129. The next prime is 103010143. The reversal of 103010131 is 131010301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131010301 = 196895279.

It is a cyclic number.

It is not a de Polignac number, because 103010131 - 21 = 103010129 is a prime.

It is a super-2 number, since 2×1030101312 = 21222174177274322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103010231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7357860 + ... + 7357873.

It is an arithmetic number, because the mean of its divisors is an integer number (29431468).

Almost surely, 2103010131 is an apocalyptic number.

103010131 is a deficient number, since it is larger than the sum of its proper divisors (14715741).

103010131 is an equidigital number, since it uses as much as digits as its factorization.

103010131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14715740.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 103010131 is about 10149.3906713654. The cubic root of 103010131 is about 468.7701830480.

Adding to 103010131 its reverse (131010301), we get a palindrome (234020432).

The spelling of 103010131 in words is "one hundred three million, ten thousand, one hundred thirty-one".

Divisors: 1 7 14715733 103010131