Search a number
-
+
2931320110 = 257317922433
BaseRepresentation
bin1010111010111000…
…0110010100101110
321120021210111020111
42232232012110232
522000404220420
61202512210234
7132432544525
oct25656062456
97507714214
102931320110
111274721204
1269983997a
133793b8854
141db4494bc
1512252945a
hexaeb8652e

2931320110 has 32 divisors (see below), whose sum is σ = 5378775840. Its totient is φ = 1149954048.

The previous prime is 2931320107. The next prime is 2931320141. The reversal of 2931320110 is 110231392.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119454 + ... + 141886.

It is an arithmetic number, because the mean of its divisors is an integer number (168086745).

Almost surely, 22931320110 is an apocalyptic number.

2931320110 is a deficient number, since it is larger than the sum of its proper divisors (2447455730).

2931320110 is a wasteful number, since it uses less digits than its factorization.

2931320110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22692.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2931320110 is about 54141.6670411985. The cubic root of 2931320110 is about 1431.1585489517.

The spelling of 2931320110 in words is "two billion, nine hundred thirty-one million, three hundred twenty thousand, one hundred ten".

Divisors: 1 2 5 10 73 146 179 358 365 730 895 1790 13067 22433 26134 44866 65335 112165 130670 224330 1637609 3275218 4015507 8031014 8188045 16376090 20077535 40155070 293132011 586264022 1465660055 2931320110