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1361010495 = 351318138561
BaseRepresentation
bin101000100011111…
…0101111100111111
310111211222111102010
41101013311330333
510241404313440
6343015102303
745504253425
oct12107657477
93454874363
101361010495
11639289369
1231b971993
13188c79b70
14cca83115
157e742580
hex511f5f3f

1361010495 has 32 divisors (see below), whose sum is σ = 2358143424. Its totient is φ = 666316800.

The previous prime is 1361010493. The next prime is 1361010523. The reversal of 1361010495 is 5940101631.

It is not a de Polignac number, because 1361010495 - 21 = 1361010493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361010493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16015 + ... + 54575.

It is an arithmetic number, because the mean of its divisors is an integer number (73691982).

Almost surely, 21361010495 is an apocalyptic number.

1361010495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1361010495 is a deficient number, since it is larger than the sum of its proper divisors (997132929).

1361010495 is a wasteful number, since it uses less digits than its factorization.

1361010495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38763.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 1361010495 is about 36891.8757316567. The cubic root of 1361010495 is about 1108.2059852300.

The spelling of 1361010495 in words is "one billion, three hundred sixty-one million, ten thousand, four hundred ninety-five".

Divisors: 1 3 5 13 15 39 65 181 195 543 905 2353 2715 7059 11765 35295 38561 115683 192805 501293 578415 1503879 2506465 6979541 7519395 20938623 34897705 90734033 104693115 272202099 453670165 1361010495