Search a number
-
+
2107764995 = 5760221857
BaseRepresentation
bin111110110100001…
…1111000100000011
312102220010120000012
41331220133010003
513304041434440
6545052415135
7103142464310
oct17550370403
95386116005
102107764995
11991862046
124a9a774ab
132778a932b
1415dd0bd07
15c509ce65
hex7da1f103

2107764995 has 8 divisors (see below), whose sum is σ = 2890649184. Its totient is φ = 1445324544.

The previous prime is 2107764973. The next prime is 2107765007. The reversal of 2107764995 is 5994677012.

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 2107764995 - 28 = 2107764739 is a prime.

It is a super-3 number, since 3×21077649953 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30110894 + ... + 30110963.

It is an arithmetic number, because the mean of its divisors is an integer number (361331148).

Almost surely, 22107764995 is an apocalyptic number.

2107764995 is a deficient number, since it is larger than the sum of its proper divisors (782884189).

2107764995 is an equidigital number, since it uses as much as digits as its factorization.

2107764995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60221869.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 2107764995 is about 45910.4018170175. The cubic root of 2107764995 is about 1282.1555872006.

The spelling of 2107764995 in words is "two billion, one hundred seven million, seven hundred sixty-four thousand, nine hundred ninety-five".

Divisors: 1 5 7 35 60221857 301109285 421552999 2107764995