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103040043 = 3172020393
BaseRepresentation
bin1100010010001…
…00010000101011
321011212222100220
412021010100223
5202334240133
614120301123
72360553201
oct611042053
9234788326
10103040043
1153188567
122a6117a3
1318469452
14d983071
1590a55b3
hex624442b

103040043 has 8 divisors (see below), whose sum is σ = 145468368. Its totient is φ = 64652544.

The previous prime is 103040039. The next prime is 103040051. The reversal of 103040043 is 340040301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103040043 - 22 = 103040039 is a prime.

It is a super-2 number, since 2×1030400432 = 21234500922883698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103040033) 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, 1010146 + ... + 1010247.

It is an arithmetic number, because the mean of its divisors is an integer number (18183546).

Almost surely, 2103040043 is an apocalyptic number.

103040043 is a deficient number, since it is larger than the sum of its proper divisors (42428325).

103040043 is a wasteful number, since it uses less digits than its factorization.

103040043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020413.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 103040043 is about 10150.8641504061. The cubic root of 103040043 is about 468.8155523613.

Adding to 103040043 its reverse (340040301), we get a palindrome (443080344).

The spelling of 103040043 in words is "one hundred three million, forty thousand, forty-three".

Divisors: 1 3 17 51 2020393 6061179 34346681 103040043