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2870058040 = 2351314211301
BaseRepresentation
bin1010101100010001…
…1001110000111000
321102000112001110221
42223010121300320
521334213324130
61152443145424
7131060043103
oct25304316070
97360461427
102870058040
1112430890a3
12681215274
133697b92c5
141d325d73a
1511be7787a
hexab119c38

2870058040 has 64 divisors (see below), whose sum is σ = 6527394720. Its totient is φ = 1135680000.

The previous prime is 2870058011. The next prime is 2870058043. The reversal of 2870058040 is 408500782.

It is a junction number, because it is equal to n+sod(n) for n = 2870057987 and 2870058005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2870058043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2205390 + ... + 2206690.

Almost surely, 22870058040 is an apocalyptic number.

2870058040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2870058040 is an abundant number, since it is smaller than the sum of its proper divisors (3657336680).

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

2870058040 is a wasteful number, since it uses less digits than its factorization.

2870058040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864 (or 1860 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 2870058040 is about 53572.9226382134. The cubic root of 2870058040 is about 1421.1182819611.

The spelling of 2870058040 in words is "two billion, eight hundred seventy million, fifty-eight thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 131 262 421 524 655 842 1048 1301 1310 1684 2105 2602 2620 3368 4210 5204 5240 6505 8420 10408 13010 16840 26020 52040 55151 110302 170431 220604 275755 340862 441208 547721 551510 681724 852155 1095442 1103020 1363448 1704310 2190884 2206040 2738605 3408620 4381768 5477210 6817240 10954420 21908840 71751451 143502902 287005804 358757255 574011608 717514510 1435029020 2870058040