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1005610050601 = 13231718770837
BaseRepresentation
bin11101010001000110000…
…01111010010000101001
310120010122200201112010221
432220203001322100221
5112433442133104401
62045545413210041
7132436645252462
oct16504301722051
93503580645127
101005610050601
11358527725a52
12142a88930921
1373aa0631900
1436959549d69
151b2590237a1
hexea2307a429

1005610050601 has 12 divisors (see below), whose sum is σ = 1092350146572. Its totient is φ = 925327131456.

The previous prime is 1005610050583. The next prime is 1005610050619. The reversal of 1005610050601 is 1060500165001.

It is an interprime number because it is at equal distance from previous prime (1005610050583) and next prime (1005610050619).

It can be written as a sum of positive squares in 6 ways, for example, as 564549363225 + 441060687376 = 751365^2 + 664124^2 .

It is not a de Polignac number, because 1005610050601 - 29 = 1005610050089 is a prime.

It is a super-2 number, since 2×10056100506012 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005610050661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9331846 + ... + 9438991.

It is an arithmetic number, because the mean of its divisors is an integer number (91029178881).

Almost surely, 21005610050601 is an apocalyptic number.

It is an amenable number.

1005610050601 is a deficient number, since it is larger than the sum of its proper divisors (86740095971).

1005610050601 is a wasteful number, since it uses less digits than its factorization.

1005610050601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18771180 (or 18771167 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 1005610050601 in words is "one trillion, five billion, six hundred ten million, fifty thousand, six hundred one".

Divisors: 1 13 169 317 4121 53573 18770837 244020881 3172271453 5950355329 77354619277 1005610050601