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103040807 = 3119916703
BaseRepresentation
bin1100010010001…
…00011100100111
321011220000102012
412021010130213
5202334301212
614120304435
72360555342
oct611043447
9234800365
10103040807
11531890a1
122a61211b
13184698bc
14d983459
1590a5922
hex6244727

103040807 has 8 divisors (see below), whose sum is σ = 106905600. Its totient is φ = 99209880.

The previous prime is 103040797. The next prime is 103040843. The reversal of 103040807 is 708040301.

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 103040807 - 226 = 35931943 is a prime.

It is a super-2 number, since 2×1030408072 = 21234815814422498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103040867) 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, 2183 + ... + 14520.

It is an arithmetic number, because the mean of its divisors is an integer number (13363200).

Almost surely, 2103040807 is an apocalyptic number.

103040807 is a deficient number, since it is larger than the sum of its proper divisors (3864793).

103040807 is a wasteful number, since it uses less digits than its factorization.

103040807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16933.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 103040807 is about 10150.9017826004. The cubic root of 103040807 is about 468.8167110506.

The spelling of 103040807 in words is "one hundred three million, forty thousand, eight hundred seven".

Divisors: 1 31 199 6169 16703 517793 3323897 103040807