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80264007 = 332972741
BaseRepresentation
bin1001100100010…
…11101101000111
312121000211112000
410302023231013
5131021422012
611544200343
71663142565
oct462135507
9177024460
1080264007
114134159a
1222a690b3
13138235c5
14a934a35
1570a6ddc
hex4c8bb47

80264007 has 8 divisors (see below), whose sum is σ = 118909680. Its totient is φ = 53509320.

The previous prime is 80263979. The next prime is 80264033. The reversal of 80264007 is 70046208.

It is not a de Polignac number, because 80264007 - 26 = 80263943 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2972741 = 80264007 / (8 + 0 + 2 + 6 + 4 + 0 + 0 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80260007) 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, 1486344 + ... + 1486397.

It is an arithmetic number, because the mean of its divisors is an integer number (14863710).

Almost surely, 280264007 is an apocalyptic number.

80264007 is a deficient number, since it is larger than the sum of its proper divisors (38645673).

80264007 is a wasteful number, since it uses less digits than its factorization.

80264007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972750 (or 2972744 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 80264007 is about 8959.0181939764. The cubic root of 80264007 is about 431.3604057587.

The spelling of 80264007 in words is "eighty million, two hundred sixty-four thousand, seven".

Divisors: 1 3 9 27 2972741 8918223 26754669 80264007