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13371830 = 2512710529
BaseRepresentation
bin110011000000…
…100110110110
3221011100200222
4303000212312
511410344310
61154334342
7221441633
oct63004666
927140628
1013371830
1176034aa
12458a3b2
132a02534
141ac118a
151292055
hexcc09b6

13371830 has 16 divisors (see below), whose sum is σ = 24261120. Its totient is φ = 5306112.

The previous prime is 13371821. The next prime is 13371833. The reversal of 13371830 is 3817331.

It is a self number, because there is not a number n which added to its sum of digits gives 13371830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13371833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3995 + ... + 6534.

It is an arithmetic number, because the mean of its divisors is an integer number (1516320).

Almost surely, 213371830 is an apocalyptic number.

13371830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13371830 is a deficient number, since it is larger than the sum of its proper divisors (10889290).

13371830 is a wasteful number, since it uses less digits than its factorization.

13371830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10663.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 13371830 is about 3656.7512904216. The cubic root of 13371830 is about 237.3542152403.

The spelling of 13371830 in words is "thirteen million, three hundred seventy-one thousand, eight hundred thirty".

Divisors: 1 2 5 10 127 254 635 1270 10529 21058 52645 105290 1337183 2674366 6685915 13371830