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1450780190 = 251092395569
BaseRepresentation
bin101011001111001…
…0010011000011110
310202002220021021122
41112132102120132
510432344431230
6355543130542
750644266566
oct12636223036
93662807248
101450780190
11684a226a2
12345a43a52
131a174b022
14da96dda6
1587575be5
hex5679261e

1450780190 has 32 divisors (see below), whose sum is σ = 2646864000. Its totient is φ = 572479488.

The previous prime is 1450780181. The next prime is 1450780211. The reversal of 1450780190 is 910870541.

It is a super-2 number, since 2×14507801902 = 4209526319392872200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1450780190.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257726 + ... + 263294.

It is an arithmetic number, because the mean of its divisors is an integer number (82714500).

Almost surely, 21450780190 is an apocalyptic number.

1450780190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1450780190 is a deficient number, since it is larger than the sum of its proper divisors (1196083810).

1450780190 is a wasteful number, since it uses less digits than its factorization.

1450780190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 1450780190 is about 38089.1085482451. The cubic root of 1450780190 is about 1132.0541616300.

The spelling of 1450780190 in words is "one billion, four hundred fifty million, seven hundred eighty thousand, one hundred ninety".

Divisors: 1 2 5 10 109 218 239 478 545 1090 1195 2390 5569 11138 26051 27845 52102 55690 130255 260510 607021 1214042 1330991 2661982 3035105 6070210 6654955 13309910 145078019 290156038 725390095 1450780190