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80070683 = 7112334463
BaseRepresentation
bin1001100010111…
…00100000011011
312120200000022212
410301130200123
5130444230213
611540105335
71661406140
oct461344033
9176600285
1080070683
114121a320
122299524b
1313786604
14a8c43c7
1570699a8
hex4c5c81b

80070683 has 16 divisors (see below), whose sum is σ = 100279296. Its totient is φ = 62111040.

The previous prime is 80070671. The next prime is 80070691. The reversal of 80070683 is 38607008.

It is a cyclic number.

It is not a de Polignac number, because 80070683 - 24 = 80070667 is a prime.

It is a super-2 number, since 2×800706832 = 12822628552172978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80070643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15710 + ... + 20172.

It is an arithmetic number, because the mean of its divisors is an integer number (6267456).

Almost surely, 280070683 is an apocalyptic number.

80070683 is a deficient number, since it is larger than the sum of its proper divisors (20208613).

80070683 is a wasteful number, since it uses less digits than its factorization.

80070683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4714.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 80070683 is about 8948.2223374255. Note that the first 3 decimals coincide. The cubic root of 80070683 is about 431.0138022399.

The spelling of 80070683 in words is "eighty million, seventy thousand, six hundred eighty-three".

Divisors: 1 7 11 77 233 1631 2563 4463 17941 31241 49093 343651 1039879 7279153 11438669 80070683