Search a number
-
+
2953869990 = 235234280971
BaseRepresentation
bin1011000000010000…
…0111101010100110
321121212020010212020
42300010013222212
522022142314430
61205035404010
7133125323601
oct26004075246
97555203766
102953869990
111286423275
126a52b3606
13380c82786
14200439338
151244d0b10
hexb0107aa6

2953869990 has 32 divisors (see below), whose sum is σ = 7397519616. Its totient is φ = 753450720.

The previous prime is 2953869913. The next prime is 2953870009. The reversal of 2953869990 is 999683592.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2139796 + ... + 2141175.

It is an arithmetic number, because the mean of its divisors is an integer number (231172488).

Almost surely, 22953869990 is an apocalyptic number.

2953869990 is an abundant number, since it is smaller than the sum of its proper divisors (4443649626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2953869990 is a wasteful number, since it uses less digits than its factorization.

2953869990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281004.

The product of its (nonzero) digits is 9447840, while the sum is 60.

The square root of 2953869990 is about 54349.5169251761. The cubic root of 2953869990 is about 1434.8190215580.

The spelling of 2953869990 in words is "two billion, nine hundred fifty-three million, eight hundred sixty-nine thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 4280971 8561942 12842913 21404855 25685826 42809710 64214565 98462333 128429130 196924666 295386999 492311665 590773998 984623330 1476934995 2953869990