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13407801 = 3113779139
BaseRepresentation
bin110011001001…
…011000111001
3221020012001020
4303021120321
511413022201
61155213053
7221651541
oct63113071
927205036
1013407801
117628530
1245a7189
132a15a14
141ad0321
15129ca36
hexcc9639

13407801 has 32 divisors (see below), whose sum is σ = 20428800. Its totient is φ = 7750080.

The previous prime is 13407799. The next prime is 13407811. The reversal of 13407801 is 10870431.

13407801 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13407801 - 21 = 13407799 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13407811) 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, 96390 + ... + 96528.

It is an arithmetic number, because the mean of its divisors is an integer number (638400).

Almost surely, 213407801 is an apocalyptic number.

13407801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13407801 is a deficient number, since it is larger than the sum of its proper divisors (7020999).

13407801 is a wasteful number, since it uses less digits than its factorization.

13407801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 13407801 is about 3661.6664239114. Note that the first 3 decimals coincide. The cubic root of 13407801 is about 237.5668568934.

The spelling of 13407801 in words is "thirteen million, four hundred seven thousand, eight hundred one".

Divisors: 1 3 11 33 37 79 111 139 237 407 417 869 1221 1529 2607 2923 4587 5143 8769 10981 15429 32153 32943 56573 96459 120791 169719 362373 406297 1218891 4469267 13407801