Search a number
-
+
2940369072 = 243344917761
BaseRepresentation
bin1010111101000010…
…0111100010110000
321120220211020002020
42233100213202300
522010213302242
61203434151440
7132602503404
oct25720474260
97526736066
102940369072
111279841893
126a0882580
1337b236574
141dc723104
151232156ec
hexaf4278b0

2940369072 has 40 divisors (see below), whose sum is σ = 7598583600. Its totient is φ = 979783680.

The previous prime is 2940369053. The next prime is 2940369077. The reversal of 2940369072 is 2709630492.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2940369077) 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, 156672 + ... + 174432.

It is an arithmetic number, because the mean of its divisors is an integer number (189964590).

Almost surely, 22940369072 is an apocalyptic number.

It is an amenable number.

2940369072 is an abundant number, since it is smaller than the sum of its proper divisors (4658214528).

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

2940369072 is a wasteful number, since it uses less digits than its factorization.

2940369072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21221 (or 21215 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 2940369072 is about 54225.1700965520. The cubic root of 2940369072 is about 1432.6296945582.

The spelling of 2940369072 in words is "two billion, nine hundred forty million, three hundred sixty-nine thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 3449 6898 10347 13796 17761 20694 27592 35522 41388 53283 55184 71044 82776 106566 142088 165552 213132 284176 426264 852528 61257689 122515378 183773067 245030756 367546134 490061512 735092268 980123024 1470184536 2940369072