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80514070 = 25713103859
BaseRepresentation
bin1001100110010…
…00110000010110
312121111112112121
410303020300112
5131102422240
611553410154
71665233620
oct463106026
9177445477
1080514070
11414a245a
1222b6995a
13138b0380
14a99bc10
15710604a
hex4cc8c16

80514070 has 64 divisors (see below), whose sum is σ = 180311040. Its totient is φ = 25204608.

The previous prime is 80514061. The next prime is 80514073. The reversal of 80514070 is 7041508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80514073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93301 + ... + 94159.

It is an arithmetic number, because the mean of its divisors is an integer number (2817360).

Almost surely, 280514070 is an apocalyptic number.

80514070 is an abundant number, since it is smaller than the sum of its proper divisors (99796970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80514070 is a wasteful number, since it uses less digits than its factorization.

80514070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 80514070 is about 8972.9632786499. The cubic root of 80514070 is about 431.8079099983.

Adding to 80514070 its reverse (7041508), we get a palindrome (87555578).

It can be divided in two parts, 8051 and 4070, that added together give a palindrome (12121).

The spelling of 80514070 in words is "eighty million, five hundred fourteen thousand, seventy".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 103 130 182 206 455 515 721 859 910 1030 1339 1442 1718 2678 3605 4295 6013 6695 7210 8590 9373 11167 12026 13390 18746 22334 30065 46865 55835 60130 78169 88477 93730 111670 156338 176954 390845 442385 619339 781690 884770 1150201 1238678 2300402 3096695 5751005 6193390 8051407 11502010 16102814 40257035 80514070