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2007236971 = 17900713109
BaseRepresentation
bin111011110100100…
…0000000101101011
312011212222012111001
41313221000011223
513102323040341
6531102015431
7100512142555
oct16751000553
95155865431
102007236971
1194003a933
12480277577
1325cb0c3ac
141508204d5
15bb341d31
hex77a4016b

2007236971 has 8 divisors (see below), whose sum is σ = 2125707840. Its totient is φ = 1888810368.

The previous prime is 2007236963. The next prime is 2007237017. The reversal of 2007236971 is 1796327002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2007236971 - 23 = 2007236963 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 2007236971.

It is not an unprimeable number, because it can be changed into a prime (2007236951) 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, 146565 + ... + 159673.

It is an arithmetic number, because the mean of its divisors is an integer number (265713480).

Almost surely, 22007236971 is an apocalyptic number.

2007236971 is a deficient number, since it is larger than the sum of its proper divisors (118470869).

2007236971 is a wasteful number, since it uses less digits than its factorization.

2007236971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22133.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 2007236971 is about 44802.1982831200. The cubic root of 2007236971 is about 1261.4388892878.

The spelling of 2007236971 in words is "two billion, seven million, two hundred thirty-six thousand, nine hundred seventy-one".

Divisors: 1 17 9007 13109 153119 222853 118072763 2007236971