Search a number
-
+
2950870992 = 2431513831063
BaseRepresentation
bin1010111111100010…
…1011011111010000
321121122120210000020
42233320223133100
522020410332432
61204451223440
7133060663266
oct25770533720
97548523006
102950870992
111284765063
126a42a7b80
13380472714
141ddc98436
151240dc22c
hexafe2b7d0

2950870992 has 80 divisors (see below), whose sum is σ = 7700840448. Its totient is φ = 973641600.

The previous prime is 2950870969. The next prime is 2950871009. The reversal of 2950870992 is 2990780592.

It is a super-2 number, since 2×29508709922 = 17415279222854128128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2775453 + ... + 2776515.

Almost surely, 22950870992 is an apocalyptic number.

It is an amenable number.

2950870992 is an abundant number, since it is smaller than the sum of its proper divisors (4749969456).

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

2950870992 is a wasteful number, since it uses less digits than its factorization.

2950870992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608 (or 1602 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 2950870992 is about 54321.9199955230. The cubic root of 2950870992 is about 1434.3332772671. Note that the first 3 decimals are identical.

The spelling of 2950870992 in words is "two billion, nine hundred fifty million, eight hundred seventy thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 151 302 383 453 604 766 906 1063 1149 1208 1532 1812 2126 2298 2416 3064 3189 3624 4252 4596 6128 6378 7248 8504 9192 12756 17008 18384 25512 51024 57833 115666 160513 173499 231332 321026 346998 407129 462664 481539 642052 693996 814258 925328 963078 1221387 1284104 1387992 1628516 1926156 2442774 2568208 2775984 3257032 3852312 4885548 6514064 7704624 9771096 19542192 61476479 122952958 184429437 245905916 368858874 491811832 737717748 983623664 1475435496 2950870992