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42511940958 = 2315745129449
BaseRepresentation
bin100111100101111010…
…001011110101011110
311001201201201100200210
4213211322023311132
51144031024102313
631310230233250
73033325351554
oct474572136536
9131651640623
1042511940958
1117035978503
1282a51b5826
134016602b66
1420b4049bd4
15118c2c09c3
hex9e5e8bd5e

42511940958 has 16 divisors (see below), whose sum is σ = 85565437200. Its totient is φ = 14080387776.

The previous prime is 42511940941. The next prime is 42511940959. The reversal of 42511940958 is 85904911524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42511940959) 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, 22563783 + ... + 22565666.

It is an arithmetic number, because the mean of its divisors is an integer number (5347839825).

Almost surely, 242511940958 is an apocalyptic number.

42511940958 is an abundant number, since it is smaller than the sum of its proper divisors (43053496242).

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

42511940958 is a wasteful number, since it uses less digits than its factorization.

42511940958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45129611.

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 42511940958 in words is "forty-two billion, five hundred eleven million, nine hundred forty thousand, nine hundred fifty-eight".

Divisors: 1 2 3 6 157 314 471 942 45129449 90258898 135388347 270776694 7085323493 14170646986 21255970479 42511940958