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1204258930 = 25729593231
BaseRepresentation
bin100011111000111…
…1000100001110010
310002221000200200121
41013301320201302
54431242241210
6315255240454
741562013660
oct10761704162
93087020617
101204258930
11568855616
1229737912a
13162655b64
14b5d1bc30
1570acc6da
hex47c78872

1204258930 has 32 divisors (see below), whose sum is σ = 2562762240. Its totient is φ = 398650560.

The previous prime is 1204258927. The next prime is 1204258933. The reversal of 1204258930 is 398524021.

It is an interprime number because it is at equal distance from previous prime (1204258927) and next prime (1204258933).

It is not an unprimeable number, because it can be changed into a prime (1204258933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294586 + ... + 298645.

It is an arithmetic number, because the mean of its divisors is an integer number (80086320).

Almost surely, 21204258930 is an apocalyptic number.

1204258930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1204258930 is an abundant number, since it is smaller than the sum of its proper divisors (1358503310).

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

1204258930 is a wasteful number, since it uses less digits than its factorization.

1204258930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593274.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1204258930 is about 34702.4340644860. The cubic root of 1204258930 is about 1063.9142482995.

The spelling of 1204258930 in words is "one billion, two hundred four million, two hundred fifty-eight thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 29 35 58 70 145 203 290 406 1015 2030 593231 1186462 2966155 4152617 5932310 8305234 17203699 20763085 34407398 41526170 86018495 120425893 172036990 240851786 602129465 1204258930