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20074800250 = 253131612971
BaseRepresentation
bin10010101100100011…
…010010010001111010
31220211001021111220101
4102230203102101322
5312103122102000
613120000350014
71310320662301
oct225443222172
956731244811
1020074800250
11857177960a
123a8301530a
131b7c03733b
14d861d7438
157c75e3e6a
hex4ac8d247a

20074800250 has 32 divisors (see below), whose sum is σ = 37866958272. Its totient is φ = 7968610000.

The previous prime is 20074800173. The next prime is 20074800289. The reversal of 20074800250 is 5200847002.

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, 273736 + ... + 339235.

It is an arithmetic number, because the mean of its divisors is an integer number (1183342446).

Almost surely, 220074800250 is an apocalyptic number.

20074800250 is a deficient number, since it is larger than the sum of its proper divisors (17792158022).

20074800250 is a wasteful number, since it uses less digits than its factorization.

20074800250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613119 (or 613109 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The spelling of 20074800250 in words is "twenty billion, seventy-four million, eight hundred thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 131 250 262 655 1310 3275 6550 16375 32750 612971 1225942 3064855 6129710 15324275 30648550 76621375 80299201 153242750 160598402 401496005 802992010 2007480025 4014960050 10037400125 20074800250