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42801741950 = 2521177821349
BaseRepresentation
bin100111110111001011…
…101100000001111110
311002110221000202220212
4213313023230001332
51200124221220300
631355101512422
73043444542452
oct476713540176
9132427022825
1042801741950
1117174516260
128366272712
13406166c636
142100726662
1511a7967935
hex9f72ec07e

42801741950 has 24 divisors (see below), whose sum is σ = 86848626600. Its totient is φ = 15564269600.

The previous prime is 42801741947. The next prime is 42801741953. The reversal of 42801741950 is 5914710824.

It is an interprime number because it is at equal distance from previous prime (42801741947) and next prime (42801741953).

It is a super-2 number, since 2×428017419502 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42801741898 and 42801741907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42801741953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38910125 + ... + 38911224.

It is an arithmetic number, because the mean of its divisors is an integer number (3618692775).

Almost surely, 242801741950 is an apocalyptic number.

42801741950 is an abundant number, since it is smaller than the sum of its proper divisors (44046884650).

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

42801741950 is a wasteful number, since it uses less digits than its factorization.

42801741950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77821372 (or 77821367 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 42801741950 in words is "forty-two billion, eight hundred one million, seven hundred forty-one thousand, nine hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 77821349 155642698 389106745 778213490 856034839 1712069678 1945533725 3891067450 4280174195 8560348390 21400870975 42801741950