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2906679081 = 31635944129
BaseRepresentation
bin1010110101000000…
…0110011100101001
321111120102121002210
42231100012130221
521423102212311
61200232115333
7132013236015
oct25520063451
97446377083
102906679081
111261821019
12691535b49
1337426bb67
141d8073545
151202ad3a6
hexad406729

2906679081 has 8 divisors (see below), whose sum is σ = 3899349280. Its totient is φ = 1925897472.

The previous prime is 2906679067. The next prime is 2906679103. The reversal of 2906679081 is 1809766092.

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

It is not a de Polignac number, because 2906679081 - 210 = 2906678057 is a prime.

It is a super-2 number, since 2×29066790812 = 16897566559846009122, which contains 22 as substring.

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 2906679081.

It is not an unprimeable number, because it can be changed into a prime (2906671081) 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, 2971576 + ... + 2972553.

It is an arithmetic number, because the mean of its divisors is an integer number (487418660).

Almost surely, 22906679081 is an apocalyptic number.

It is an amenable number.

2906679081 is a deficient number, since it is larger than the sum of its proper divisors (992670199).

2906679081 is a wasteful number, since it uses less digits than its factorization.

2906679081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5944295.

The product of its (nonzero) digits is 326592, while the sum is 48.

The square root of 2906679081 is about 53913.6261162241. The cubic root of 2906679081 is about 1427.1370959759.

The spelling of 2906679081 in words is "two billion, nine hundred six million, six hundred seventy-nine thousand, eighty-one".

Divisors: 1 3 163 489 5944129 17832387 968893027 2906679081