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13202490 = 235762869
BaseRepresentation
bin110010010111…
…010000111010
3220211202102010
4302113100322
511334434430
61150550350
7220135140
oct62272072
926752363
1013202490
1174a8254
1245083b6
132973432
141a79590
15125bcb0
hexc9743a

13202490 has 32 divisors (see below), whose sum is σ = 36213120. Its totient is φ = 3017664.

The previous prime is 13202471. The next prime is 13202509. The reversal of 13202490 is 9420231.

13202490 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 an interprime number because it is at equal distance from previous prime (13202471) and next prime (13202509).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31225 + ... + 31644.

It is an arithmetic number, because the mean of its divisors is an integer number (1131660).

Almost surely, 213202490 is an apocalyptic number.

13202490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13202490 is an abundant number, since it is smaller than the sum of its proper divisors (23010630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13202490 is a wasteful number, since it uses less digits than its factorization.

13202490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62886.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13202490 is about 3633.5230837302. The cubic root of 13202490 is about 236.3480095012.

The spelling of 13202490 in words is "thirteen million, two hundred two thousand, four hundred ninety".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 62869 125738 188607 314345 377214 440083 628690 880166 943035 1320249 1886070 2200415 2640498 4400830 6601245 13202490