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103001053 = 467220559
BaseRepresentation
bin1100010001110…
…10101111011101
321011210222212211
412020322233131
5202332013203
614115400421
72360331421
oct610725735
9234728784
10103001053
1153161241
122a5b3111
131845478c
14d972b81
159098c6d
hex623abdd

103001053 has 4 divisors (see below), whose sum is σ = 103222080. Its totient is φ = 102780028.

The previous prime is 103000999. The next prime is 103001077. The reversal of 103001053 is 350100301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350100301 = 587596423.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103001053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103001083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109813 + ... + 110746.

It is an arithmetic number, because the mean of its divisors is an integer number (25805520).

Almost surely, 2103001053 is an apocalyptic number.

It is an amenable number.

103001053 is a deficient number, since it is larger than the sum of its proper divisors (221027).

103001053 is an equidigital number, since it uses as much as digits as its factorization.

103001053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221026.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 103001053 is about 10148.9434425461. The cubic root of 103001053 is about 468.7564121671.

Adding to 103001053 its reverse (350100301), we get a palindrome (453101354).

The spelling of 103001053 in words is "one hundred three million, one thousand, fifty-three".

Divisors: 1 467 220559 103001053