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1030204312400 = 245219135553199
BaseRepresentation
bin11101111110111001111…
…01100100101101010000
310122111010201011110210002
432333130331210231100
5113334324300444100
62105134101425132
7134300265112604
oct16773475445520
93574121143702
101030204312400
113679a852794a
121477b140b1a8
13761bca97a43
1437c0da77504
151bbe829c2d5
hexefdcf64b50

1030204312400 has 60 divisors (see below), whose sum is σ = 2605332504000. Its totient is φ = 390393210240.

The previous prime is 1030204312391. The next prime is 1030204312411. The reversal of 1030204312400 is 42134020301.

It is a super-2 number, since 2×10302043124002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67769000 + ... + 67784199.

It is an arithmetic number, because the mean of its divisors is an integer number (43422208400).

Almost surely, 21030204312400 is an apocalyptic number.

1030204312400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030204312400 is an abundant number, since it is smaller than the sum of its proper divisors (1575128191600).

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

1030204312400 is a wasteful number, since it uses less digits than its factorization.

1030204312400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135553236 (or 135553225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1030204312400 its reverse (42134020301), we get a palindrome (1072338332701).

The spelling of 1030204312400 in words is "one trillion, thirty billion, two hundred four million, three hundred twelve thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 19 20 25 38 40 50 76 80 95 100 152 190 200 304 380 400 475 760 950 1520 1900 3800 7600 135553199 271106398 542212796 677765995 1084425592 1355531990 2168851184 2575510781 2711063980 3388829975 5151021562 5422127960 6777659950 10302043124 10844255920 12877553905 13555319900 20604086248 25755107810 27110639800 41208172496 51510215620 54221279600 64387769525 103020431240 128775539050 206040862480 257551078100 515102156200 1030204312400