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2087247248 = 24596167541
BaseRepresentation
bin111110001101000…
…1101110110010000
312101110112010221122
41330122031312100
513233313402443
6543040541412
7102503210642
oct17432156620
95343463848
102087247248
11981218829
124a3021868
13273574358
1415b2ca892
15c3398968
hex7c68dd90

2087247248 has 80 divisors (see below), whose sum is σ = 4250233920. Its totient is φ = 992217600.

The previous prime is 2087247203. The next prime is 2087247269. The reversal of 2087247248 is 8427427802.

It is a junction number, because it is equal to n+sod(n) for n = 2087247199 and 2087247208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3857858 + ... + 3858398.

It is an arithmetic number, because the mean of its divisors is an integer number (53127924).

Almost surely, 22087247248 is an apocalyptic number.

It is an amenable number.

2087247248 is an abundant number, since it is smaller than the sum of its proper divisors (2162986672).

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

2087247248 is a wasteful number, since it uses less digits than its factorization.

2087247248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 730 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 44.

The square root of 2087247248 is about 45686.4011276879. The cubic root of 2087247248 is about 1277.9816922460.

The spelling of 2087247248 in words is "two billion, eighty-seven million, two hundred forty-seven thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 59 61 67 118 122 134 236 244 268 472 488 536 541 944 976 1072 1082 2164 3599 3953 4087 4328 7198 7906 8174 8656 14396 15812 16348 28792 31624 31919 32696 33001 36247 57584 63248 63838 65392 66002 72494 127676 132004 144988 241133 255352 264008 289976 482266 510704 528016 579952 964532 1929064 1947059 2138573 2211067 3858128 3894118 4277146 4422134 7788236 8554292 8844268 15576472 17108584 17688536 31152944 34217168 35377072 130452953 260905906 521811812 1043623624 2087247248