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140740590152 = 231326372
BaseRepresentation
bin1000001100010011001…
…0101111101001001000
3111110021110020202110002
42003010302233221020
54301214042341102
6144353315142132
713111453164161
oct2030462575110
9443243222402
10140740590152
1154762437518
12233398a4948
131036c143716
146b51b30768
1539dac60902
hex20c4cafa48

140740590152 has 12 divisors (see below), whose sum is σ = 263890596105. Its totient is φ = 70369764528.

The previous prime is 140740590077. The next prime is 140740590157. The reversal of 140740590152 is 251095047041.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 74194132996 + 66546457156 = 272386^2 + 257966^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=265274.

It is a super-3 number, since 3×1407405901523 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140740590157) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 994778 + ... + 1127414.

Almost surely, 2140740590152 is an apocalyptic number.

It is an amenable number.

140740590152 is a deficient number, since it is larger than the sum of its proper divisors (123150005953).

140740590152 is an frugal number, since it uses more digits than its factorization.

140740590152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265280 (or 132639 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 140740590152 in words is "one hundred forty billion, seven hundred forty million, five hundred ninety thousand, one hundred fifty-two".

Divisors: 1 2 4 8 132637 265274 530548 1061096 17592573769 35185147538 70370295076 140740590152