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1030074408 = 233411144511
BaseRepresentation
bin111101011001011…
…011000000101000
32122210021012110000
4331121123000220
54102144340113
6250114023000
734345326246
oct7531330050
92583235400
101030074408
114894a5170
12248b77a60
13135539cac
149ab39796
1560672373
hex3d65b028

1030074408 has 80 divisors (see below), whose sum is σ = 3147471360. Its totient is φ = 312141600.

The previous prime is 1030074407. The next prime is 1030074431. The reversal of 1030074408 is 8044700301.

It is a super-2 number, since 2×10300744082 = 2122106572033100928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1030074407) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65128 + ... + 79383.

It is an arithmetic number, because the mean of its divisors is an integer number (39343392).

Almost surely, 21030074408 is an apocalyptic number.

1030074408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1030074408 is an abundant number, since it is smaller than the sum of its proper divisors (2117396952).

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

1030074408 is a wasteful number, since it uses less digits than its factorization.

1030074408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144540 (or 144527 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1030074408 is about 32094.7722845949. The cubic root of 1030074408 is about 1009.9259521572.

Adding to 1030074408 its reverse (8044700301), we get a palindrome (9074774709).

The spelling of 1030074408 in words is "one billion, thirty million, seventy-four thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 81 88 99 108 132 162 198 216 264 297 324 396 594 648 792 891 1188 1782 2376 3564 7128 144511 289022 433533 578044 867066 1156088 1300599 1589621 1734132 2601198 3179242 3468264 3901797 4768863 5202396 6358484 7803594 9537726 10404792 11705391 12716968 14306589 15607188 19075452 23410782 28613178 31214376 38150904 42919767 46821564 57226356 85839534 93643128 114452712 128759301 171679068 257518602 343358136 515037204 1030074408