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152780653088 = 257298712
BaseRepresentation
bin1000111001001001101…
…1111100001000100000
3112121100112202022210222
42032102123330020200
510000343321344323
6154104135342212
714016022060400
oct2162233741040
9477315668728
10152780653088
1159880771a58
1225739b21968
131153a69460b
147574bba800
153e92c969c8
hex23926fc220

152780653088 has 54 divisors (see below), whose sum is σ = 349930428183. Its totient is φ = 65470789440.

The previous prime is 152780653021. The next prime is 152780653121. The reversal of 152780653088 is 880356087251.

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 only one way, i.e., 76390326544 + 76390326544 = 276388^2 + 276388^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=276388.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15472793 + ... + 15482663.

Almost surely, 2152780653088 is an apocalyptic number.

It is an amenable number.

152780653088 is an abundant number, since it is smaller than the sum of its proper divisors (197149775095).

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

152780653088 is an frugal number, since it uses more digits than its factorization.

152780653088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19766 (or 9880 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 152780653088 in words is "one hundred fifty-two billion, seven hundred eighty million, six hundred fifty-three thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 392 784 1568 9871 19742 39484 69097 78968 138194 157936 276388 315872 483679 552776 967358 1105552 1934716 2211104 3869432 7738864 15477728 97436641 194873282 389746564 682056487 779493128 1364112974 1558986256 2728225948 3117972512 4774395409 5456451896 9548790818 10912903792 19097581636 21825807584 38195163272 76390326544 152780653088