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10075540420 = 2251171645041
BaseRepresentation
bin10010110001000110…
…01000101111000100
3222000011220111002201
421120203020233010
5131113314243140
64343441444244
7504452452261
oct113043105704
928004814081
1010075540420
11430041a710
121b52340684
13c47548a4a
146b81c8268
153de83049a
hex2588c8bc4

10075540420 has 48 divisors (see below), whose sum is σ = 23407284096. Its totient is φ = 3612224000.

The previous prime is 10075540417. The next prime is 10075540429. The reversal of 10075540420 is 2404557001.

It is not an unprimeable number, because it can be changed into a prime (10075540429) 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, 306901 + ... + 338140.

It is an arithmetic number, because the mean of its divisors is an integer number (487651752).

Almost surely, 210075540420 is an apocalyptic number.

10075540420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10075540420 is an abundant number, since it is smaller than the sum of its proper divisors (13331743676).

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

10075540420 is a wasteful number, since it uses less digits than its factorization.

10075540420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645132 (or 645130 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The spelling of 10075540420 in words is "ten billion, seventy-five million, five hundred forty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 71 110 142 220 284 355 710 781 1420 1562 3124 3905 7810 15620 645041 1290082 2580164 3225205 6450410 7095451 12900820 14190902 28381804 35477255 45797911 70954510 91595822 141909020 183191644 228989555 457979110 503777021 915958220 1007554042 2015108084 2518885105 5037770210 10075540420