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13297955 = 511241781
BaseRepresentation
bin110010101110…
…100100100011
3221000121100212
4302232210203
511401013310
61153004335
7221013356
oct62564443
927017325
1013297955
117562a50
1245536ab
1329a7a18
141aa229d
15127a205
hexcae923

13297955 has 8 divisors (see below), whose sum is σ = 17408304. Its totient is φ = 9671200.

The previous prime is 13297943. The next prime is 13297969. The reversal of 13297955 is 55979231.

13297955 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13297955 - 214 = 13281571 is a prime.

It is a Duffinian 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, 120836 + ... + 120945.

It is an arithmetic number, because the mean of its divisors is an integer number (2176038).

Almost surely, 213297955 is an apocalyptic number.

13297955 is a deficient number, since it is larger than the sum of its proper divisors (4110349).

13297955 is a wasteful number, since it uses less digits than its factorization.

13297955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241797.

The product of its digits is 85050, while the sum is 41.

The square root of 13297955 is about 3646.6361211396. The cubic root of 13297955 is about 236.9163062679.

The spelling of 13297955 in words is "thirteen million, two hundred ninety-seven thousand, nine hundred fifty-five".

Divisors: 1 5 11 55 241781 1208905 2659591 13297955