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13053495 = 3571373131
BaseRepresentation
bin110001110010…
…111000110111
3220120012000210
4301302320313
511320202440
61143440503
7215644560
oct61627067
926505023
1013053495
117406314
124456133
132920680
141a3b167
15122ca80
hexc72e37

13053495 has 64 divisors (see below), whose sum is σ = 26256384. Its totient is φ = 5391360.

The previous prime is 13053487. The next prime is 13053503. The reversal of 13053495 is 59435031.

13053495 is a nontrivial binomial coefficient, being equal to C(5110, 2).

It is an interprime number because it is at equal distance from previous prime (13053487) and next prime (13053503).

It is not a de Polignac number, because 13053495 - 23 = 13053487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99580 + ... + 99710.

It is an arithmetic number, because the mean of its divisors is an integer number (410256).

Almost surely, 213053495 is an apocalyptic number.

13053495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13053495 is the 5109-th triangular number and also the 2555-th hexagonal number.

13053495 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

13053495 is a wasteful number, since it uses less digits than its factorization.

13053495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 13053495 is about 3612.9620811738. The cubic root of 13053495 is about 235.4555521256.

The spelling of 13053495 in words is "thirteen million, fifty-three thousand, four hundred ninety-five".

Divisors: 1 3 5 7 13 15 21 35 39 65 73 91 105 131 195 219 273 365 393 455 511 655 917 949 1095 1365 1533 1703 1965 2555 2751 2847 4585 4745 5109 6643 7665 8515 9563 11921 13755 14235 19929 25545 28689 33215 35763 47815 59605 66941 99645 124319 143445 178815 200823 334705 372957 621595 870233 1004115 1864785 2610699 4351165 13053495