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10380287253 = 372271260569
BaseRepresentation
bin10011010101011011…
…01001110100010101
3222210102100020011110
421222231221310111
5132224323143003
64434005325233
7515142662100
oct115255516425
928712306143
1010380287253
1144474464a6
122018406819
13c9571930b
14706875737
1540b47aa03
hex26ab69d15

10380287253 has 24 divisors (see below), whose sum is σ = 16159509120. Its totient is φ = 5909682240.

The previous prime is 10380287243. The next prime is 10380287273. The reversal of 10380287253 is 35278208301.

It is not a de Polignac number, because 10380287253 - 210 = 10380286229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10380287213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90448 + ... + 170121.

It is an arithmetic number, because the mean of its divisors is an integer number (673312880).

Almost surely, 210380287253 is an apocalyptic number.

It is an amenable number.

10380287253 is a deficient number, since it is larger than the sum of its proper divisors (5779221867).

10380287253 is a wasteful number, since it uses less digits than its factorization.

10380287253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260857 (or 260850 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 10380287253 in words is "ten billion, three hundred eighty million, two hundred eighty-seven thousand, two hundred fifty-three".

Divisors: 1 3 7 21 49 147 271 813 1897 5691 13279 39837 260569 781707 1823983 5471949 12767881 38303643 70614199 211842597 494299393 1482898179 3460095751 10380287253