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2072148207 = 31722390021
BaseRepresentation
bin111101110000010…
…0111100011101111
312100102010000221220
41323200213203233
513220432220312
6541341154423
7102230653263
oct17340474357
95312100856
102072148207
11973745688
12499b5ba13
132703b88cc
141592ba0a3
15c1db4c8c
hex7b8278ef

2072148207 has 12 divisors (see below), whose sum is σ = 2934947016. Its totient is φ = 1300170880.

The previous prime is 2072148181. The next prime is 2072148229. The reversal of 2072148207 is 7028412702.

It is not a de Polignac number, because 2072148207 - 212 = 2072144111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072148007) 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 11 ways as a sum of consecutive naturals, for example, 1194144 + ... + 1195877.

It is an arithmetic number, because the mean of its divisors is an integer number (244578918).

Almost surely, 22072148207 is an apocalyptic number.

2072148207 is a deficient number, since it is larger than the sum of its proper divisors (862798809).

2072148207 is a wasteful number, since it uses less digits than its factorization.

2072148207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390058 (or 2390041 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 33.

The square root of 2072148207 is about 45520.8546382864. The cubic root of 2072148207 is about 1274.8926131778.

The spelling of 2072148207 in words is "two billion, seventy-two million, one hundred forty-eight thousand, two hundred seven".

Divisors: 1 3 17 51 289 867 2390021 7170063 40630357 121891071 690716069 2072148207