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1010372111 = 7220619839
BaseRepresentation
bin111100001110010…
…000111000001111
32121102012012222022
4330032100320033
54032123401421
6244131440355
734016010200
oct7416207017
92542165868
101010372111
11479368581
122424560bb
1313142c228
149828b5a7
155da7e7ab
hex3c390e0f

1010372111 has 6 divisors (see below), whose sum is σ = 1175330880. Its totient is φ = 866033196.

The previous prime is 1010372059. The next prime is 1010372131. The reversal of 1010372111 is 1112730101.

1010372111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1010372111 - 26 = 1010372047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010372111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010372131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10309871 + ... + 10309968.

It is an arithmetic number, because the mean of its divisors is an integer number (195888480).

Almost surely, 21010372111 is an apocalyptic number.

1010372111 is a deficient number, since it is larger than the sum of its proper divisors (164958769).

1010372111 is an equidigital number, since it uses as much as digits as its factorization.

1010372111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20619853 (or 20619846 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 17.

The square root of 1010372111 is about 31786.3510173785. The cubic root of 1010372111 is about 1003.4454853300.

The spelling of 1010372111 in words is "one billion, ten million, three hundred seventy-two thousand, one hundred eleven".

Divisors: 1 7 49 20619839 144338873 1010372111