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80252803 = 597271871
BaseRepresentation
bin1001100100010…
…00111110000011
312121000021011001
410302020332003
5131021042203
611544032431
71663065121
oct462107603
9177007131
1080252803
1141334134
1222a62717
131381b487
14a930911
1570a391d
hex4c88f83

80252803 has 8 divisors (see below), whose sum is σ = 81768960. Its totient is φ = 78741960.

The previous prime is 80252771. The next prime is 80252839. The reversal of 80252803 is 30825208.

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

It is a cyclic number.

It is not a de Polignac number, because 80252803 - 25 = 80252771 is a prime.

It is a super-3 number, since 3×802528033 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80252863) 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, 41958 + ... + 43828.

It is an arithmetic number, because the mean of its divisors is an integer number (10221120).

Almost surely, 280252803 is an apocalyptic number.

80252803 is a deficient number, since it is larger than the sum of its proper divisors (1516157).

80252803 is a wasteful number, since it uses less digits than its factorization.

80252803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 80252803 is about 8958.3928804222. The cubic root of 80252803 is about 431.3403337195.

The spelling of 80252803 in words is "eighty million, two hundred fifty-two thousand, eight hundred three".

Divisors: 1 59 727 1871 42893 110389 1360217 80252803