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1207072 = 2567563
BaseRepresentation
bin100100110101100100000
32021022210101
410212230200
5302111242
641512144
713155106
oct4465440
92238711
101207072
11754989
124a2654
13333559
14235c76
1518c9b7
hex126b20

1207072 has 24 divisors (see below), whose sum is σ = 2416176. Its totient is φ = 593472.

The previous prime is 1207043. The next prime is 1207079. The reversal of 1207072 is 2707021.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1207079) 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, 1863 + ... + 2425.

It is an arithmetic number, because the mean of its divisors is an integer number (100674).

21207072 is an apocalyptic number.

It is an amenable number.

1207072 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

1207072 is an equidigital number, since it uses as much as digits as its factorization.

1207072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 632 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 1207072 is about 1098.6682847885. The cubic root of 1207072 is about 106.4742015435.

The spelling of 1207072 in words is "one million, two hundred seven thousand, seventy-two".

Divisors: 1 2 4 8 16 32 67 134 268 536 563 1072 1126 2144 2252 4504 9008 18016 37721 75442 150884 301768 603536 1207072