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1401159480 = 233572337159
BaseRepresentation
bin101001110000011…
…1111111100111000
310121122112021110120
41103200333330320
510332144100410
6351011413240
746502442030
oct12340777470
93548467416
101401159480
11659a10946
123312b4220
13194396466
14d41348c0
1583023570
hex5383ff38

1401159480 has 128 divisors (see below), whose sum is σ = 4825267200. Its totient is φ = 318845952.

The previous prime is 1401159479. The next prime is 1401159523. The reversal of 1401159480 is 849511041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192141 + ... + 199299.

It is an arithmetic number, because the mean of its divisors is an integer number (37697400).

Almost surely, 21401159480 is an apocalyptic number.

1401159480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401159480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2412633600).

1401159480 is an abundant number, since it is smaller than the sum of its proper divisors (3424107720).

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

1401159480 is a wasteful number, since it uses less digits than its factorization.

1401159480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413 (or 7409 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1401159480 is about 37432.0648642310. The cubic root of 1401159480 is about 1118.9976895895.

The spelling of 1401159480 in words is "one billion, four hundred one million, one hundred fifty-nine thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 233 280 420 466 699 840 932 1165 1398 1631 1864 2330 2796 3262 3495 4660 4893 5592 6524 6990 7159 8155 9320 9786 13048 13980 14318 16310 19572 21477 24465 27960 28636 32620 35795 39144 42954 48930 50113 57272 65240 71590 85908 97860 100226 107385 143180 150339 171816 195720 200452 214770 250565 286360 300678 400904 429540 501130 601356 751695 859080 1002260 1202712 1503390 1668047 2004520 3006780 3336094 5004141 6013560 6672188 8340235 10008282 11676329 13344376 16680470 20016564 23352658 25020705 33360940 35028987 40033128 46705316 50041410 58381645 66721880 70057974 93410632 100082820 116763290 140115948 175144935 200165640 233526580 280231896 350289870 467053160 700579740 1401159480