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2944970020 = 225147248501
BaseRepresentation
bin1010111110001000…
…1010110100100100
321121020110222101201
42233202022310210
522012403020040
61204120532244
7132656555266
oct25742126444
97536428351
102944970020
1112813a4623
126a2321084
1337c187815
141dd19db36
15123823a9a
hexaf88ad24

2944970020 has 12 divisors (see below), whose sum is σ = 6184437084. Its totient is φ = 1177988000.

The previous prime is 2944970011. The next prime is 2944970033. The reversal of 2944970020 is 200794492.

It can be written as a sum of positive squares in 2 ways, for example, as 892336384 + 2052633636 = 29872^2 + 45306^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73624231 + ... + 73624270.

It is an arithmetic number, because the mean of its divisors is an integer number (515369757).

Almost surely, 22944970020 is an apocalyptic number.

2944970020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2944970020 is an abundant number, since it is smaller than the sum of its proper divisors (3239467064).

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

2944970020 is a wasteful number, since it uses less digits than its factorization.

2944970020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147248510 (or 147248508 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 2944970020 is about 54267.5779817010. The cubic root of 2944970020 is about 1433.3765418138.

The spelling of 2944970020 in words is "two billion, nine hundred forty-four million, nine hundred seventy thousand, twenty".

Divisors: 1 2 4 5 10 20 147248501 294497002 588994004 736242505 1472485010 2944970020