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103200103031 = 4711231955251
BaseRepresentation
bin110000000011100110…
…1001001101001110111
3100212101012012102100012
41200013031021221313
53142323211244111
6115224240210435
710312252254644
oct1400715115167
9325335172305
10103200103031
113a848849953
1218001609a1b
1399687b612c
144dd0074dcb
152a4015848b
hex1807349a77

103200103031 has 8 divisors (see below), whose sum is σ = 105489755904. Its totient is φ = 100914363000.

The previous prime is 103200103021. The next prime is 103200103037. The reversal of 103200103031 is 130301002301.

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 103200103031 - 234 = 86020233847 is a prime.

It is a super-2 number, since 2×1032001030312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103200102997 and 103200103015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103200103037) 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, 924845 + ... + 1030406.

It is an arithmetic number, because the mean of its divisors is an integer number (13186219488).

Almost surely, 2103200103031 is an apocalyptic number.

103200103031 is a deficient number, since it is larger than the sum of its proper divisors (2289652873).

103200103031 is a wasteful number, since it uses less digits than its factorization.

103200103031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956421.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 103200103031 its reverse (130301002301), we get a palindrome (233501105332).

The spelling of 103200103031 in words is "one hundred three billion, two hundred million, one hundred three thousand, thirty-one".

Divisors: 1 47 1123 52781 1955251 91896797 2195746873 103200103031