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140453010 = 23251560589
BaseRepresentation
bin10000101111100…
…10010010010010
3100210021202022100
420113302102102
5241423444020
621534221230
73323554665
oct1027622222
9323252270
10140453010
1172311475
123b054816
13231385b9
14149216dc
15c4e5a90
hex85f2492

140453010 has 24 divisors (see below), whose sum is σ = 365178060. Its totient is φ = 37454112.

The previous prime is 140452979. The next prime is 140453039. The reversal of 140453010 is 10354041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 127035441 + 13417569 = 11271^2 + 3663^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780205 + ... + 780384.

Almost surely, 2140453010 is an apocalyptic number.

140453010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140453010 is an abundant number, since it is smaller than the sum of its proper divisors (224725050).

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

140453010 is a wasteful number, since it uses less digits than its factorization.

140453010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560602 (or 1560599 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 140453010 is about 11851.2872718536. The cubic root of 140453010 is about 519.8088671319.

The spelling of 140453010 in words is "one hundred forty million, four hundred fifty-three thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1560589 3121178 4681767 7802945 9363534 14045301 15605890 23408835 28090602 46817670 70226505 140453010