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1030210019455 = 5211197603981
BaseRepresentation
bin11101111110111010100…
…11010110000001111111
310122111011002220102101111
432333131103112001333
5113334332231110310
62105134424022451
7134300364452341
oct16773523260177
93574132812344
101030210019455
11367a00775721
121477b3301a27
13761c10155b6
1437c10721291
151bbe8a2828a
hexefdd4d607f

1030210019455 has 8 divisors (see below), whose sum is σ = 1236837659904. Its totient is φ = 823777591200.

The previous prime is 1030210019431. The next prime is 1030210019473. The reversal of 1030210019455 is 5549100120301.

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

It is a de Polignac number, because none of the positive numbers 2k-1030210019455 is a prime.

It is a super-2 number, since 2×10302100194552 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48791436 + ... + 48812545.

It is an arithmetic number, because the mean of its divisors is an integer number (154604707488).

Almost surely, 21030210019455 is an apocalyptic number.

1030210019455 is a deficient number, since it is larger than the sum of its proper divisors (206627640449).

1030210019455 is an equidigital number, since it uses as much as digits as its factorization.

1030210019455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97606097.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 1030210019455 its reverse (5549100120301), we get a palindrome (6579310139756).

The spelling of 1030210019455 in words is "one trillion, thirty billion, two hundred ten million, nineteen thousand, four hundred fifty-five".

Divisors: 1 5 2111 10555 97603981 488019905 206042003891 1030210019455