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1230285410 = 251723314651
BaseRepresentation
bin100100101010100…
…1010101001100010
310011201222222022022
41021111022221202
510004423113120
6322025141442
742326152634
oct11125125142
93151888268
101230285410
11581511702
122a402a882
13167b69343
14b9574a54
157301e025
hex4954aa62

1230285410 has 32 divisors (see below), whose sum is σ = 2446733952. Its totient is φ = 443027200.

The previous prime is 1230285391. The next prime is 1230285451. The reversal of 1230285410 is 145820321.

It is a self number, because there is not a number n which added to its sum of digits gives 1230285410.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153416 + ... + 161235.

It is an arithmetic number, because the mean of its divisors is an integer number (76460436).

Almost surely, 21230285410 is an apocalyptic number.

1230285410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230285410 is a deficient number, since it is larger than the sum of its proper divisors (1216448542).

1230285410 is a wasteful number, since it uses less digits than its factorization.

1230285410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314698.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1230285410 is about 35075.4245875941. The cubic root of 1230285410 is about 1071.5241359247.

The spelling of 1230285410 in words is "one billion, two hundred thirty million, two hundred eighty-five thousand, four hundred ten".

Divisors: 1 2 5 10 17 23 34 46 85 115 170 230 391 782 1955 3910 314651 629302 1573255 3146510 5349067 7236973 10698134 14473946 26745335 36184865 53490670 72369730 123028541 246057082 615142705 1230285410