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1016135250 = 235313891171
BaseRepresentation
bin111100100100001…
…111111001010010
32121211001000111220
4330210033321102
54040112312000
6244455145510
734116002304
oct7444177122
92554030456
101016135250
114816444a9
12244375296
13132699480
1498d4b974
155e31c1a0
hex3c90fe52

1016135250 has 128 divisors (see below), whose sum is σ = 2764419840. Its totient is φ = 247104000.

The previous prime is 1016135233. The next prime is 1016135261. The reversal of 1016135250 is 525316101.

It is a self number, because there is not a number n which added to its sum of digits gives 1016135250.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 867165 + ... + 868335.

It is an arithmetic number, because the mean of its divisors is an integer number (21597030).

Almost surely, 21016135250 is an apocalyptic number.

1016135250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016135250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382209920).

1016135250 is an abundant number, since it is smaller than the sum of its proper divisors (1748284590).

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

1016135250 is a wasteful number, since it uses less digits than its factorization.

1016135250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293 (or 1283 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1016135250 is about 31876.8764153579. The cubic root of 1016135250 is about 1005.3497458498.

The spelling of 1016135250 in words is "one billion, sixteen million, one hundred thirty-five thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 13 15 25 26 30 39 50 65 75 78 89 125 130 150 178 195 250 267 325 375 390 445 534 650 750 890 975 1157 1171 1335 1625 1950 2225 2314 2342 2670 3250 3471 3513 4450 4875 5785 5855 6675 6942 7026 9750 11125 11570 11710 13350 15223 17355 17565 22250 28925 29275 30446 33375 34710 35130 45669 57850 58550 66750 76115 86775 87825 91338 104219 144625 146375 152230 173550 175650 208438 228345 289250 292750 312657 380575 433875 439125 456690 521095 625314 761150 867750 878250 1042190 1141725 1354847 1563285 1902875 2283450 2605475 2709694 3126570 3805750 4064541 5210950 5708625 6774235 7816425 8129082 11417250 13027375 13548470 15632850 20322705 26054750 33871175 39082125 40645410 67742350 78164250 101613525 169355875 203227050 338711750 508067625 1016135250