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8528037942 = 231421339657
BaseRepresentation
bin1111111000100111…
…11000100000110110
3211000100000012210010
413330103320200312
5114431134203232
63530121241050
7421222061244
oct77423704066
924010005703
108528037942
113686945146
1217a0033186
13a5ba640c8
145ac87b794
1534da510cc
hex1fc4f8836

8528037942 has 8 divisors (see below), whose sum is σ = 17056075896. Its totient is φ = 2842679312.

The previous prime is 8528037937. The next prime is 8528037971. The reversal of 8528037942 is 2497308258.

It is a sphenic number, since it is the product of 3 distinct primes.

8528037942 is an admirable number.

It is a super-2 number, since 2×85280379422 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8528037891 and 8528037900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710669823 + ... + 710669834.

It is an arithmetic number, because the mean of its divisors is an integer number (2132009487).

Almost surely, 28528037942 is an apocalyptic number.

8528037942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8528037942 is a wasteful number, since it uses less digits than its factorization.

8528037942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421339662.

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 8528037942 is about 92347.3764759996. The cubic root of 8528037942 is about 2043.0690334662.

The spelling of 8528037942 in words is "eight billion, five hundred twenty-eight million, thirty-seven thousand, nine hundred forty-two".

Divisors: 1 2 3 6 1421339657 2842679314 4264018971 8528037942