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530525704544 = 25111723874739
BaseRepresentation
bin1111011100001011100…
…10111101000101100000
31212201101020201011200022
413232011302331011200
532143004040021134
61043415315013012
753220631040453
oct7560562750540
91781336634608
10530525704544
11194aa3a250a0
128699bb9a168
133b04a3c7a44
141b96b3d549a
15dc009a152e
hex7b85cbd160

530525704544 has 48 divisors (see below), whose sum is σ = 1140087130560. Its totient is φ = 241007813760.

The previous prime is 530525704469. The next prime is 530525704549. The reversal of 530525704544 is 445407525035.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 530525704495 and 530525704504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530525704549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169127 + ... + 1043865.

It is an arithmetic number, because the mean of its divisors is an integer number (23751815220).

Almost surely, 2530525704544 is an apocalyptic number.

It is an amenable number.

530525704544 is an abundant number, since it is smaller than the sum of its proper divisors (609561426016).

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

530525704544 is a wasteful number, since it uses less digits than its factorization.

530525704544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876483 (or 876475 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 44.

The spelling of 530525704544 in words is "five hundred thirty billion, five hundred twenty-five million, seven hundred four thousand, five hundred forty-four".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 1723 3446 6892 13784 18953 27568 37906 55136 75812 151624 303248 606496 874739 1749478 3498956 6997912 9622129 13995824 19244258 27991648 38488516 76977032 153954064 307908128 1507175297 3014350594 6028701188 12057402376 16578928267 24114804752 33157856534 48229609504 66315713068 132631426136 265262852272 530525704544