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1010051420 = 225761118273
BaseRepresentation
bin111100001101000…
…010100101011100
32121101120221001212
4330031002211130
54032033121140
6244120523552
734013203220
oct7415024534
92541527055
101010051420
11479169644
122423205b8
13131349281
1498206780
155da19765
hex3c34295c

1010051420 has 48 divisors (see below), whose sum is σ = 2463883968. Its totient is φ = 340623360.

The previous prime is 1010051389. The next prime is 1010051459. The reversal of 1010051420 is 241500101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1010051395 and 1010051404.

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, 50597 + ... + 67676.

It is an arithmetic number, because the mean of its divisors is an integer number (51330916).

Almost surely, 21010051420 is an apocalyptic number.

1010051420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010051420 is an abundant number, since it is smaller than the sum of its proper divisors (1453832548).

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

1010051420 is a wasteful number, since it uses less digits than its factorization.

1010051420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118350 (or 118348 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1010051420 is about 31781.3061405601. The cubic root of 1010051420 is about 1003.3393099303.

Adding to 1010051420 its reverse (241500101), we get a palindrome (1251551521).

The spelling of 1010051420 in words is "one billion, ten million, fifty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 61 70 122 140 244 305 427 610 854 1220 1708 2135 4270 8540 118273 236546 473092 591365 827911 1182730 1655822 2365460 3311644 4139555 7214653 8279110 14429306 16558220 28858612 36073265 50502571 72146530 101005142 144293060 202010284 252512855 505025710 1010051420