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1022103007 = 6171235997
BaseRepresentation
bin111100111011000…
…000110111011111
32122020021012201221
4330323000313133
54043124244012
6245231114211
734220506102
oct7473006737
92566235657
101022103007
11484a50132
12246372967
131339a88a3
1499a62739
155eaea507
hex3cec0ddf

1022103007 has 8 divisors (see below), whose sum is σ = 1053495072. Its totient is φ = 991183200.

The previous prime is 1022102987. The next prime is 1022103011. The reversal of 1022103007 is 7003012201.

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 a de Polignac number, because none of the positive numbers 2k-1022103007 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 (1022103037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113668 + ... + 122329.

It is an arithmetic number, because the mean of its divisors is an integer number (131686884).

Almost surely, 21022103007 is an apocalyptic number.

1022103007 is a deficient number, since it is larger than the sum of its proper divisors (31392065).

1022103007 is an equidigital number, since it uses as much as digits as its factorization.

1022103007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236129.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1022103007 is about 31970.3457441423. The cubic root of 1022103007 is about 1007.3140433478.

Adding to 1022103007 its reverse (7003012201), we get a palindrome (8025115208).

The spelling of 1022103007 in words is "one billion, twenty-two million, one hundred three thousand, seven".

Divisors: 1 61 71 4331 235997 14395817 16755787 1022103007