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10054001215220 = 2251016349463747
BaseRepresentation
bin1001001001001110000100…
…1010111100011011110100
31022121011010122001012212112
42102103201022330123310
52304211043302341340
633214424442310152
72055243344164454
oct222234112743364
938534118035775
1010054001215220
113226972640306
1211646487b8358
1357c11bb53b01
1426a88b00bd64
151267dabed065
hex924e12bc6f4

10054001215220 has 24 divisors (see below), whose sum is σ = 21115480456224. Its totient is φ = 4021204694816.

The previous prime is 10054001215183. The next prime is 10054001215229. The reversal of 10054001215220 is 2251210045001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10054001215229) 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, 24528614 + ... + 24935133.

It is an arithmetic number, because the mean of its divisors is an integer number (879811685676).

Almost surely, 210054001215220 is an apocalyptic number.

10054001215220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10054001215220 is an abundant number, since it is smaller than the sum of its proper divisors (11061479241004).

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

10054001215220 is a wasteful number, since it uses less digits than its factorization.

10054001215220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49473919 (or 49473917 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The spelling of 10054001215220 in words is "ten trillion, fifty-four billion, one million, two hundred fifteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 10163 20326 40652 50815 101630 203260 49463747 98927494 197854988 247318735 494637470 989274940 502700060761 1005400121522 2010800243044 2513500303805 5027000607610 10054001215220