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103031031001 = 5317591105163
BaseRepresentation
bin101111111110100100…
…0001100010011011001
3100211221102001200010011
41133331020030103121
53142001420443001
6115155400321521
710305130212403
oct1377510142331
9324842050104
10103031031001
113a7713705a8
1217b74a732a1
13993c76a302
144db5823b73
152a303acd51
hex17fd20c4d9

103031031001 has 8 divisors (see below), whose sum is σ = 105034786560. Its totient is φ = 101029489392.

The previous prime is 103031030957. The next prime is 103031031049. The reversal of 103031031001 is 100130130301.

It is a happy number.

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 103031031001 - 215 = 103030998233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103031031101) 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, 459355 + ... + 645808.

It is an arithmetic number, because the mean of its divisors is an integer number (13129348320).

Almost surely, 2103031031001 is an apocalyptic number.

It is an amenable number.

103031031001 is a deficient number, since it is larger than the sum of its proper divisors (2003755559).

103031031001 is a wasteful number, since it uses less digits than its factorization.

103031031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106975.

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 103031031001 its reverse (100130130301), we get a palindrome (203161161302).

The spelling of 103031031001 in words is "one hundred three billion, thirty-one million, thirty-one thousand, one".

Divisors: 1 53 1759 93227 1105163 58573639 1943981717 103031031001