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89804960050 = 25213138161477
BaseRepresentation
bin101001110100011001…
…0101111000100110010
322120210122212122121111
41103220302233010302
52432410032210200
6105131131543534
76326310364651
oct1235062570462
9276718778544
1089804960050
11350a4616753
12154a35babaa
1386125b3820
1444bd04b198
1525091a20ba
hex14e8caf132

89804960050 has 24 divisors (see below), whose sum is σ = 179886244356. Its totient is φ = 33158754240.

The previous prime is 89804960041. The next prime is 89804960059. The reversal of 89804960050 is 5006940898.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (89804960041) and next prime (89804960059).

It can be written as a sum of positive squares in 6 ways, for example, as 44619380289 + 45185579761 = 211233^2 + 212569^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 89804959976 and 89804960003.

It is not an unprimeable number, because it can be changed into a prime (89804960059) 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, 69080089 + ... + 69081388.

Almost surely, 289804960050 is an apocalyptic number.

89804960050 is an abundant number, since it is smaller than the sum of its proper divisors (90081284306).

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

89804960050 is a wasteful number, since it uses less digits than its factorization.

89804960050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138161502 (or 138161497 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 49.

The spelling of 89804960050 in words is "eighty-nine billion, eight hundred four million, nine hundred sixty thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 138161477 276322954 690807385 1381614770 1796099201 3454036925 3592198402 6908073850 8980496005 17960992010 44902480025 89804960050