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103213006 = 21323172597
BaseRepresentation
bin1100010011011…
…10011111001110
321012012202121221
412021232133032
5202410304011
614124113554
72362203361
oct611563716
9235182557
10103213006
1153296506
122a6958ba
13184ca0b0
14d9ca0d8
1590db971
hex626e7ce

103213006 has 16 divisors (see below), whose sum is σ = 173978784. Its totient is φ = 45565344.

The previous prime is 103212979. The next prime is 103213009. The reversal of 103213006 is 600312301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103213009) 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, 85701 + ... + 86896.

It is an arithmetic number, because the mean of its divisors is an integer number (10873674).

Almost surely, 2103213006 is an apocalyptic number.

103213006 is a deficient number, since it is larger than the sum of its proper divisors (70765778).

103213006 is a wasteful number, since it uses less digits than its factorization.

103213006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172635.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 103213006 is about 10159.3801976302. The cubic root of 103213006 is about 469.0777236266.

Adding to 103213006 its reverse (600312301), we get a palindrome (703525307).

The spelling of 103213006 in words is "one hundred three million, two hundred thirteen thousand, six".

Divisors: 1 2 13 23 26 46 299 598 172597 345194 2243761 3969731 4487522 7939462 51606503 103213006