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153044380 = 2257652219
BaseRepresentation
bin10010001111101…
…00010110011100
3101122222110102101
421013310112130
5303134410010
623104134444
73535566346
oct1107642634
9348873371
10153044380
1179431565
1243307424
1325926808
141647c296
15d68173a
hex91f459c

153044380 has 12 divisors (see below), whose sum is σ = 321393240. Its totient is φ = 61217744.

The previous prime is 153044377. The next prime is 153044383. The reversal of 153044380 is 83440351.

153044380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (153044377) and next prime (153044383).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153044383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826090 + ... + 3826129.

It is an arithmetic number, because the mean of its divisors is an integer number (26782770).

Almost surely, 2153044380 is an apocalyptic number.

153044380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153044380 is an abundant number, since it is smaller than the sum of its proper divisors (168348860).

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

153044380 is a wasteful number, since it uses less digits than its factorization.

153044380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7652228 (or 7652226 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 153044380 is about 12371.1107019540. The cubic root of 153044380 is about 534.8998327624.

The spelling of 153044380 in words is "one hundred fifty-three million, forty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 7652219 15304438 30608876 38261095 76522190 153044380