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2006107157 = 47307139033
BaseRepresentation
bin111011110010010…
…1100010000010101
312011210211210200002
41313210230100111
513102030412112
6531021501045
7100466425625
oct16744542025
95153753602
102006107157
1193a438aaa
1247ba11785
1325c805072
14150608885
15bb1bc1c2
hex7792c415

2006107157 has 8 divisors (see below), whose sum is σ = 2055478656. Its totient is φ = 1957014432.

The previous prime is 2006107139. The next prime is 2006107199. The reversal of 2006107157 is 7517016002.

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 2006107157 - 26 = 2006107093 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 (2006107057) 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, 55088 + ... + 83945.

It is an arithmetic number, because the mean of its divisors is an integer number (256934832).

Almost surely, 22006107157 is an apocalyptic number.

It is an amenable number.

2006107157 is a deficient number, since it is larger than the sum of its proper divisors (49371499).

2006107157 is a wasteful number, since it uses less digits than its factorization.

2006107157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139387.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 2006107157 is about 44789.5875957794. The cubic root of 2006107157 is about 1261.2021693886.

The spelling of 2006107157 in words is "two billion, six million, one hundred seven thousand, one hundred fifty-seven".

Divisors: 1 47 307 14429 139033 6534551 42683131 2006107157