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61382802 = 2313786959
BaseRepresentation
bin1110101000101…
…0000010010010
311021111120101010
43222022002102
5111203222202
610031351350
71343513415
oct352120222
9137446333
1061382802
1131715898
1218682556
13c9424b0
14821bb7c
1555c776c
hex3a8a092

61382802 has 16 divisors (see below), whose sum is σ = 132209280. Its totient is φ = 18886992.

The previous prime is 61382777. The next prime is 61382807. The reversal of 61382802 is 20828316.

It is a self number, because there is not a number n which added to its sum of digits gives 61382802.

It is not an unprimeable number, because it can be changed into a prime (61382807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393402 + ... + 393557.

It is an arithmetic number, because the mean of its divisors is an integer number (8263080).

Almost surely, 261382802 is an apocalyptic number.

61382802 is an abundant number, since it is smaller than the sum of its proper divisors (70826478).

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

61382802 is a wasteful number, since it uses less digits than its factorization.

61382802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786977.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 61382802 is about 7834.7177358218. The cubic root of 61382802 is about 394.4714438762.

The spelling of 61382802 in words is "sixty-one million, three hundred eighty-two thousand, eight hundred two".

Divisors: 1 2 3 6 13 26 39 78 786959 1573918 2360877 4721754 10230467 20460934 30691401 61382802