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10103031001 = 713611060463
BaseRepresentation
bin10010110100011000…
…00000010011011001
3222002002122011002101
421122030000103121
5131142333443001
64350303003401
7505235226610
oct113214002331
928062564071
1010103031001
1143149967a8
121b5b599561
13c5015276b
146bbb02877
153e1e60a01
hex25a3004d9

10103031001 has 8 divisors (see below), whose sum is σ = 11554815744. Its totient is φ = 8653369920.

The previous prime is 10103030989. The next prime is 10103031011. The reversal of 10103031001 is 10013030101.

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 10103031001 - 211 = 10103028953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10103031011) 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, 520705 + ... + 539758.

It is an arithmetic number, because the mean of its divisors is an integer number (1444351968).

Almost surely, 210103031001 is an apocalyptic number.

It is an amenable number.

10103031001 is a deficient number, since it is larger than the sum of its proper divisors (1451784743).

10103031001 is a wasteful number, since it uses less digits than its factorization.

10103031001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061831.

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

Adding to 10103031001 its reverse (10013030101), we get a palindrome (20116061102).

The spelling of 10103031001 in words is "ten billion, one hundred three million, thirty-one thousand, one".

Divisors: 1 7 1361 9527 1060463 7423241 1443290143 10103031001