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20000652104 = 232500081513
BaseRepresentation
bin10010101000001000…
…011011101101001000
31220121212202101202202
4102220020123231020
5311430131331404
613104351215332
71305430511036
oct225010335510
956555671682
1020000652104
118533934a54
123a62217548
131b698756b4
14d7a415556
157c0d4921e
hex4a821bb48

20000652104 has 8 divisors (see below), whose sum is σ = 37501222710. Its totient is φ = 10000326048.

The previous prime is 20000652101. The next prime is 20000652121. The reversal of 20000652104 is 40125600002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16563175204 + 3437476900 = 128698^2 + 58630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (20000652101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250040749 + ... + 1250040764.

Almost surely, 220000652104 is an apocalyptic number.

It is an amenable number.

20000652104 is a deficient number, since it is larger than the sum of its proper divisors (17500570606).

20000652104 is a wasteful number, since it uses less digits than its factorization.

20000652104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500081519 (or 2500081515 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The spelling of 20000652104 in words is "twenty billion, six hundred fifty-two thousand, one hundred four".

Divisors: 1 2 4 8 2500081513 5000163026 10000326052 20000652104