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103133213 = 972115039
BaseRepresentation
bin1100010010110…
…11000000011101
321012001201011122
412021123000131
5202400230323
614122300325
72361421631
oct611330035
9235051148
10103133213
1153241567
122a6576a5
131849c991
14d9a8dc1
1590c2ec8
hex625b01d

103133213 has 8 divisors (see below), whose sum is σ = 104711040. Its totient is φ = 101566080.

The previous prime is 103133209. The next prime is 103133231. The reversal of 103133213 is 312331301.

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 103133213 - 22 = 103133209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103133191 and 103133200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103130213) 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, 17948 + ... + 22986.

It is an arithmetic number, because the mean of its divisors is an integer number (13088880).

Almost surely, 2103133213 is an apocalyptic number.

It is an amenable number.

103133213 is a deficient number, since it is larger than the sum of its proper divisors (1577827).

103133213 is an equidigital number, since it uses as much as digits as its factorization.

103133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5347.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 103133213 is about 10155.4523779101. The cubic root of 103133213 is about 468.9568126104.

Adding to 103133213 its reverse (312331301), we get a palindrome (415464514).

The spelling of 103133213 in words is "one hundred three million, one hundred thirty-three thousand, two hundred thirteen".