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8050000253 = 231499233489
BaseRepresentation
bin1110111111101000…
…10100000101111101
3202210000111101100112
413133310110011331
5112441300002003
63410443235405
7403325605331
oct73764240575
922700441315
108050000253
113461019379
121687b18b65
139b39cb679
145651a17c1
15321ac53d8
hex1dfd1417d

8050000253 has 8 divisors (see below), whose sum is σ = 8405640000. Its totient is φ = 7694830528.

The previous prime is 8050000243. The next prime is 8050000261. The reversal of 8050000253 is 3520000508.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8050000253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8050000213) 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, 82268 + ... + 151221.

It is an arithmetic number, because the mean of its divisors is an integer number (1050705000).

Almost surely, 28050000253 is an apocalyptic number.

It is an amenable number.

8050000253 is a deficient number, since it is larger than the sum of its proper divisors (355639747).

8050000253 is a wasteful number, since it uses less digits than its factorization.

8050000253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235011.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 8050000253 is about 89721.7936345457. The cubic root of 8050000253 is about 2004.1580371229.

The spelling of 8050000253 in words is "eight billion, fifty million, two hundred fifty-three", and thus it is an aban number.

Divisors: 1 23 1499 34477 233489 5370247 350000011 8050000253